Finding the Fourth Proportional to 924,248,415.68, 1,386,436,708.10 and 371,551,063.28
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Solution
The fourth proportional to 924,248,415.68, 1,386,436,708.10 and 371,551,063.28 is: 557,352,357.14
Step by Step Solution
- Step 1: Write the proportion equation
924,248,415.68 : 1,386,436,708.10 = 371,551,063.28 : x - Step 2: Convert to fraction form
924,248,415.68/1,386,436,708.10 = 371,551,063.28/x - Step 3: Cross multiply
924,248,415.68x = 1,386,436,708.10 × 371,551,063.28 - Step 4: Simplify right side
924,248,415.68x = 515,132,033,066,766,400 - Step 5: Solve for x
x = 515,132,033,066,766,400/924,248,415.68 - Step 6: Final answer
x = 557,352,357.14
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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.