Finding the Fourth Proportional to 119,055,132.18, 178,491,864.87 and 54,313,660.98
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Solution
The fourth proportional to 119,055,132.18, 178,491,864.87 and 54,313,660.98 is: 81,429,052.73
Step by Step Solution
- Step 1: Write the proportion equation
119,055,132.18 : 178,491,864.87 = 54,313,660.98 : x - Step 2: Convert to fraction form
119,055,132.18/178,491,864.87 = 54,313,660.98/x - Step 3: Cross multiply
119,055,132.18x = 178,491,864.87 × 54,313,660.98 - Step 4: Simplify right side
119,055,132.18x = 9,694,546,636,237,152 - Step 5: Solve for x
x = 9,694,546,636,237,152/119,055,132.18 - Step 6: Final answer
x = 81,429,052.73
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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.