Home / 87,325,011.43-120,506,404.46-48,165,947.53

Finding the Fourth Proportional to 87,325,011.43, 120,506,404.46 and 48,165,947.53

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Solution

The fourth proportional to 87,325,011.43, 120,506,404.46 and 48,165,947.53 is: 66,467,843.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,325,011.43 : 120,506,404.46 = 48,165,947.53 : x
  2. Step 2: Convert to fraction form
    87,325,011.43/120,506,404.46 = 48,165,947.53/x
  3. Step 3: Cross multiply
    87,325,011.43x = 120,506,404.46 × 48,165,947.53
  4. Step 4: Simplify right side
    87,325,011.43x = 5,804,305,153,707,223
  5. Step 5: Solve for x
    x = 5,804,305,153,707,223/87,325,011.43
  6. Step 6: Final answer
    x = 66,467,843.05

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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.