Finding the Fourth Proportional to 336,517,728.43, 464,471,949.33 and 197,333,330.53
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Solution
The fourth proportional to 336,517,728.43, 464,471,949.33 and 197,333,330.53 is: 272,365,432.66
Step by Step Solution
- Step 1: Write the proportion equation
336,517,728.43 : 464,471,949.33 = 197,333,330.53 : x - Step 2: Convert to fraction form
336,517,728.43/464,471,949.33 = 197,333,330.53/x - Step 3: Cross multiply
336,517,728.43x = 464,471,949.33 × 197,333,330.53 - Step 4: Simplify right side
336,517,728.43x = 91,655,796,700,897,584 - Step 5: Solve for x
x = 91,655,796,700,897,584/336,517,728.43 - Step 6: Final answer
x = 272,365,432.66
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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.