Finding the Fourth Proportional to 202,464,856.62, 304,181,780.49 and 129,823,957.26
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Solution
The fourth proportional to 202,464,856.62, 304,181,780.49 and 129,823,957.26 is: 195,046,602.80
Step by Step Solution
- Step 1: Write the proportion equation
202,464,856.62 : 304,181,780.49 = 129,823,957.26 : x - Step 2: Convert to fraction form
202,464,856.62/304,181,780.49 = 129,823,957.26/x - Step 3: Cross multiply
202,464,856.62x = 304,181,780.49 × 129,823,957.26 - Step 4: Simplify right side
202,464,856.62x = 39,490,082,469,604,464 - Step 5: Solve for x
x = 39,490,082,469,604,464/202,464,856.62 - Step 6: Final answer
x = 195,046,602.80
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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.