Home / 386,693,780.34-580,034,991.14-95,560,895.29

Finding the Fourth Proportional to 386,693,780.34, 580,034,991.14 and 95,560,895.29

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Solution

The fourth proportional to 386,693,780.34, 580,034,991.14 and 95,560,895.29 is: 143,339,939.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,693,780.34 : 580,034,991.14 = 95,560,895.29 : x
  2. Step 2: Convert to fraction form
    386,693,780.34/580,034,991.14 = 95,560,895.29/x
  3. Step 3: Cross multiply
    386,693,780.34x = 580,034,991.14 × 95,560,895.29
  4. Step 4: Simplify right side
    386,693,780.34x = 55,428,663,052,651,384
  5. Step 5: Solve for x
    x = 55,428,663,052,651,384/386,693,780.34
  6. Step 6: Final answer
    x = 143,339,939.43

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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.