Finding the Fourth Proportional to 284,653,235.11, 427,033,302.90 and 129,217,952.71
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Solution
The fourth proportional to 284,653,235.11, 427,033,302.90 and 129,217,952.71 is: 193,851,192.73
Step by Step Solution
- Step 1: Write the proportion equation
284,653,235.11 : 427,033,302.90 = 129,217,952.71 : x - Step 2: Convert to fraction form
284,653,235.11/427,033,302.90 = 129,217,952.71/x - Step 3: Cross multiply
284,653,235.11x = 427,033,302.90 × 129,217,952.71 - Step 4: Simplify right side
284,653,235.11x = 55,180,369,139,727,296 - Step 5: Solve for x
x = 55,180,369,139,727,296/284,653,235.11 - Step 6: Final answer
x = 193,851,192.73
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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.