Home / 141,267,594.38-194,951,547.43-77,690,446.31

Finding the Fourth Proportional to 141,267,594.38, 194,951,547.43 and 77,690,446.31

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Solution

The fourth proportional to 141,267,594.38, 194,951,547.43 and 77,690,446.31 is: 107,214,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,267,594.38 : 194,951,547.43 = 77,690,446.31 : x
  2. Step 2: Convert to fraction form
    141,267,594.38/194,951,547.43 = 77,690,446.31/x
  3. Step 3: Cross multiply
    141,267,594.38x = 194,951,547.43 × 77,690,446.31
  4. Step 4: Simplify right side
    141,267,594.38x = 15,145,872,728,954,986
  5. Step 5: Solve for x
    x = 15,145,872,728,954,986/141,267,594.38
  6. Step 6: Final answer
    x = 107,214,062.76

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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.