Finding the Fourth Proportional to 268,187,979.82, 370,066,207.28 and 155,176,898.08
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Solution
The fourth proportional to 268,187,979.82, 370,066,207.28 and 155,176,898.08 is: 214,124,906.60
Step by Step Solution
- Step 1: Write the proportion equation
268,187,979.82 : 370,066,207.28 = 155,176,898.08 : x - Step 2: Convert to fraction form
268,187,979.82/370,066,207.28 = 155,176,898.08/x - Step 3: Cross multiply
268,187,979.82x = 370,066,207.28 × 155,176,898.08 - Step 4: Simplify right side
268,187,979.82x = 57,425,726,129,940,712 - Step 5: Solve for x
x = 57,425,726,129,940,712/268,187,979.82 - Step 6: Final answer
x = 214,124,906.60
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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.