Finding the Fourth Proportional to 159,125,284.95, 238,687,993.62 and 71,584,551.15
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Solution
The fourth proportional to 159,125,284.95, 238,687,993.62 and 71,584,551.15 is: 107,376,856.50
Step by Step Solution
- Step 1: Write the proportion equation
159,125,284.95 : 238,687,993.62 = 71,584,551.15 : x - Step 2: Convert to fraction form
159,125,284.95/238,687,993.62 = 71,584,551.15/x - Step 3: Cross multiply
159,125,284.95x = 238,687,993.62 × 71,584,551.15 - Step 4: Simplify right side
159,125,284.95x = 17,086,372,888,181,766 - Step 5: Solve for x
x = 17,086,372,888,181,766/159,125,284.95 - Step 6: Final answer
x = 107,376,856.50
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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.