Finding the Fourth Proportional to 997,273,051.80, 1,495,909,577.70 and 270,261,763.80
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Solution
The fourth proportional to 997,273,051.80, 1,495,909,577.70 and 270,261,763.80 is: 405,392,645.70
Step by Step Solution
- Step 1: Write the proportion equation
997,273,051.80 : 1,495,909,577.70 = 270,261,763.80 : x - Step 2: Convert to fraction form
997,273,051.80/1,495,909,577.70 = 270,261,763.80/x - Step 3: Cross multiply
997,273,051.80x = 1,495,909,577.70 × 270,261,763.80 - Step 4: Simplify right side
997,273,051.80x = 404,287,160,954,515,200 - Step 5: Solve for x
x = 404,287,160,954,515,200/997,273,051.80 - Step 6: Final answer
x = 405,392,645.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.