Finding the Fourth Proportional to 158,610,921.24, 237,862,501.26 and 54,955,934.84
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Solution
The fourth proportional to 158,610,921.24, 237,862,501.26 and 54,955,934.84 is: 82,415,233.57
Step by Step Solution
- Step 1: Write the proportion equation
158,610,921.24 : 237,862,501.26 = 54,955,934.84 : x - Step 2: Convert to fraction form
158,610,921.24/237,862,501.26 = 54,955,934.84/x - Step 3: Cross multiply
158,610,921.24x = 237,862,501.26 × 54,955,934.84 - Step 4: Simplify right side
158,610,921.24x = 13,071,956,120,123,978 - Step 5: Solve for x
x = 13,071,956,120,123,978/158,610,921.24 - Step 6: Final answer
x = 82,415,233.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.