Finding the Fourth Proportional to 1,913,403,691,563.60, 2,639,252,924,822 and 1,227,204,521,446.80
Calculator
Solution
The fourth proportional to 1,913,403,691,563.60, 2,639,252,924,822 and 1,227,204,521,446.80 is: 1,692,744,263,463.02
Step by Step Solution
- Step 1: Write the proportion equation
1,913,403,691,563.60 : 2,639,252,924,822 = 1,227,204,521,446.80 : x - Step 2: Convert to fraction form
1,913,403,691,563.60/2,639,252,924,822 = 1,227,204,521,446.80/x - Step 3: Cross multiply
1,913,403,691,563.60x = 2,639,252,924,822 × 1,227,204,521,446.80 - Step 4: Simplify right side
1,913,403,691,563.60x = 3,238,903,122,583,249,779,425,280 - Step 5: Solve for x
x = 3,238,903,122,583,249,779,425,280/1,913,403,691,563.60 - Step 6: Final answer
x = 1,692,744,263,463.02
Related Problems
Find fourth proportional to 956,701,845,781.80, 1,319,626,462,411 and 613,602,260,723.40
Half scale
Find fourth proportional to 3,826,807,383,127.20, 5,278,505,849,644 and 2,454,409,042,893.60
Double scale
Find fourth proportional to 1,913,403,691,564.60, 2,639,252,924,823.38 and 1,227,204,521,447.80
Similar ratio
Find fourth proportional to 2,870,105,537,345.40, 3,958,879,387,233 and 1,840,806,782,170.20
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.