Home / 371,514,850.56-512,690,821.70-204,253,957.53

Finding the Fourth Proportional to 371,514,850.56, 512,690,821.70 and 204,253,957.53

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Solution

The fourth proportional to 371,514,850.56, 512,690,821.70 and 204,253,957.53 is: 281,870,641.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,514,850.56 : 512,690,821.70 = 204,253,957.53 : x
  2. Step 2: Convert to fraction form
    371,514,850.56/512,690,821.70 = 204,253,957.53/x
  3. Step 3: Cross multiply
    371,514,850.56x = 512,690,821.70 × 204,253,957.53
  4. Step 4: Simplify right side
    371,514,850.56x = 104,719,129,320,511,328
  5. Step 5: Solve for x
    x = 104,719,129,320,511,328/371,514,850.56
  6. Step 6: Final answer
    x = 281,870,641.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.