Finding the Fourth Proportional to 168,436,825.20, 252,655,237.80 and 59,278,843.80
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Solution
The fourth proportional to 168,436,825.20, 252,655,237.80 and 59,278,843.80 is: 88,918,265.70
Step by Step Solution
- Step 1: Write the proportion equation
168,436,825.20 : 252,655,237.80 = 59,278,843.80 : x - Step 2: Convert to fraction form
168,436,825.20/252,655,237.80 = 59,278,843.80/x - Step 3: Cross multiply
168,436,825.20x = 252,655,237.80 × 59,278,843.80 - Step 4: Simplify right side
168,436,825.20x = 14,977,110,376,798,056 - Step 5: Solve for x
x = 14,977,110,376,798,056/168,436,825.20 - Step 6: Final answer
x = 88,918,265.70
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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.