Finding the Fourth Proportional to 79,779,270.38, 119,423,463.40 and 52,053,487.44
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Solution
The fourth proportional to 79,779,270.38, 119,423,463.40 and 52,053,487.44 is: 77,920,087.79
Step by Step Solution
- Step 1: Write the proportion equation
79,779,270.38 : 119,423,463.40 = 52,053,487.44 : x - Step 2: Convert to fraction form
79,779,270.38/119,423,463.40 = 52,053,487.44/x - Step 3: Cross multiply
79,779,270.38x = 119,423,463.40 × 52,053,487.44 - Step 4: Simplify right side
79,779,270.38x = 6,216,407,752,133,200 - Step 5: Solve for x
x = 6,216,407,752,133,200/79,779,270.38 - Step 6: Final answer
x = 77,920,087.79
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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.