Finding the Fourth Proportional to 115,653,627.23, 173,481,031.13 and 38,977,319.75
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Solution
The fourth proportional to 115,653,627.23, 173,481,031.13 and 38,977,319.75 is: 58,466,178.55
Step by Step Solution
- Step 1: Write the proportion equation
115,653,627.23 : 173,481,031.13 = 38,977,319.75 : x - Step 2: Convert to fraction form
115,653,627.23/173,481,031.13 = 38,977,319.75/x - Step 3: Cross multiply
115,653,627.23x = 173,481,031.13 × 38,977,319.75 - Step 4: Simplify right side
115,653,627.23x = 6,761,825,619,851,422 - Step 5: Solve for x
x = 6,761,825,619,851,422/115,653,627.23 - Step 6: Final answer
x = 58,466,178.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.