Finding the Fourth Proportional to 106,454,414.08, 146,871,007.68 and 86,841,398.08
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Solution
The fourth proportional to 106,454,414.08, 146,871,007.68 and 86,841,398.08 is: 119,811,693.62
Step by Step Solution
- Step 1: Write the proportion equation
106,454,414.08 : 146,871,007.68 = 86,841,398.08 : x - Step 2: Convert to fraction form
106,454,414.08/146,871,007.68 = 86,841,398.08/x - Step 3: Cross multiply
106,454,414.08x = 146,871,007.68 × 86,841,398.08 - Step 4: Simplify right side
106,454,414.08x = 12,754,483,644,349,618 - Step 5: Solve for x
x = 12,754,483,644,349,618/106,454,414.08 - Step 6: Final answer
x = 119,811,693.62
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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.