Finding the Fourth Proportional to 284,439,226.74, 392,557,988.70 and 160,687,875.48
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Solution
The fourth proportional to 284,439,226.74, 392,557,988.70 and 160,687,875.48 is: 221,767,264.42
Step by Step Solution
- Step 1: Write the proportion equation
284,439,226.74 : 392,557,988.70 = 160,687,875.48 : x - Step 2: Convert to fraction form
284,439,226.74/392,557,988.70 = 160,687,875.48/x - Step 3: Cross multiply
284,439,226.74x = 392,557,988.70 × 160,687,875.48 - Step 4: Simplify right side
284,439,226.74x = 63,079,309,206,904,840 - Step 5: Solve for x
x = 63,079,309,206,904,840/284,439,226.74 - Step 6: Final answer
x = 221,767,264.42
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.