Finding the Fourth Proportional to 157,776,332.20, 236,552,523.90 and 60,694,527.40
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Solution
The fourth proportional to 157,776,332.20, 236,552,523.90 and 60,694,527.40 is: 90,998,715.99
Step by Step Solution
- Step 1: Write the proportion equation
157,776,332.20 : 236,552,523.90 = 60,694,527.40 : x - Step 2: Convert to fraction form
157,776,332.20/236,552,523.90 = 60,694,527.40/x - Step 3: Cross multiply
157,776,332.20x = 236,552,523.90 × 60,694,527.40 - Step 4: Simplify right side
157,776,332.20x = 14,357,443,643,387,704 - Step 5: Solve for x
x = 14,357,443,643,387,704/157,776,332.20 - Step 6: Final answer
x = 90,998,715.99
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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.