Finding the Fourth Proportional to 238,689,053.87, 358,033,680.14 and 107,377,953.08
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Solution
The fourth proportional to 238,689,053.87, 358,033,680.14 and 107,377,953.08 is: 161,066,974.30
Step by Step Solution
- Step 1: Write the proportion equation
238,689,053.87 : 358,033,680.14 = 107,377,953.08 : x - Step 2: Convert to fraction form
238,689,053.87/358,033,680.14 = 107,377,953.08/x - Step 3: Cross multiply
238,689,053.87x = 358,033,680.14 × 107,377,953.08 - Step 4: Simplify right side
238,689,053.87x = 38,444,923,704,805,592 - Step 5: Solve for x
x = 38,444,923,704,805,592/238,689,053.87 - Step 6: Final answer
x = 161,066,974.30
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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.