Finding the Fourth Proportional to 117,711,068.01, 176,405,176.79 and 74,503,143.24
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Solution
The fourth proportional to 117,711,068.01, 176,405,176.79 and 74,503,143.24 is: 111,652,543.61
Step by Step Solution
- Step 1: Write the proportion equation
117,711,068.01 : 176,405,176.79 = 74,503,143.24 : x - Step 2: Convert to fraction form
117,711,068.01/176,405,176.79 = 74,503,143.24/x - Step 3: Cross multiply
117,711,068.01x = 176,405,176.79 × 74,503,143.24 - Step 4: Simplify right side
117,711,068.01x = 13,142,740,154,900,522 - Step 5: Solve for x
x = 13,142,740,154,900,522/117,711,068.01 - Step 6: Final answer
x = 111,652,543.61
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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.