Finding the Fourth Proportional to 901,327,610.97, 1,240,941,276.68 and 702,834,397.47
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Solution
The fourth proportional to 901,327,610.97, 1,240,941,276.68 and 702,834,397.47 is: 967,657,268.98
Step by Step Solution
- Step 1: Write the proportion equation
901,327,610.97 : 1,240,941,276.68 = 702,834,397.47 : x - Step 2: Convert to fraction form
901,327,610.97/1,240,941,276.68 = 702,834,397.47/x - Step 3: Cross multiply
901,327,610.97x = 1,240,941,276.68 × 702,834,397.47 - Step 4: Simplify right side
901,327,610.97x = 872,176,214,487,526,144 - Step 5: Solve for x
x = 872,176,214,487,526,144/901,327,610.97 - Step 6: Final answer
x = 967,657,268.98
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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.