Finding the Fourth Proportional to 1,451,609,806,717.60, 2,003,214,548,813.80 and 801,282,701,765.60
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Solution
The fourth proportional to 1,451,609,806,717.60, 2,003,214,548,813.80 and 801,282,701,765.60 is: 1,105,766,273,044.99
Step by Step Solution
- Step 1: Write the proportion equation
1,451,609,806,717.60 : 2,003,214,548,813.80 = 801,282,701,765.60 : x - Step 2: Convert to fraction form
1,451,609,806,717.60/2,003,214,548,813.80 = 801,282,701,765.60/x - Step 3: Cross multiply
1,451,609,806,717.60x = 2,003,214,548,813.80 × 801,282,701,765.60 - Step 4: Simplify right side
1,451,609,806,717.60x = 1,605,141,165,889,679,001,649,152 - Step 5: Solve for x
x = 1,605,141,165,889,679,001,649,152/1,451,609,806,717.60 - Step 6: Final answer
x = 1,105,766,273,044.99
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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.