Finding the Fourth Proportional to 124,575,478.71, 186,819,944.14 and 69,327,624.28
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Solution
The fourth proportional to 124,575,478.71, 186,819,944.14 and 69,327,624.28 is: 103,967,354.01
Step by Step Solution
- Step 1: Write the proportion equation
124,575,478.71 : 186,819,944.14 = 69,327,624.28 : x - Step 2: Convert to fraction form
124,575,478.71/186,819,944.14 = 69,327,624.28/x - Step 3: Cross multiply
124,575,478.71x = 186,819,944.14 × 69,327,624.28 - Step 4: Simplify right side
124,575,478.71x = 12,951,782,895,123,596 - Step 5: Solve for x
x = 12,951,782,895,123,596/124,575,478.71 - Step 6: Final answer
x = 103,967,354.01
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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.