Home / 87,120,200.10-130,680,300.15-58,454,753.70

Finding the Fourth Proportional to 87,120,200.10, 130,680,300.15 and 58,454,753.70

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Solution

The fourth proportional to 87,120,200.10, 130,680,300.15 and 58,454,753.70 is: 87,682,130.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,120,200.10 : 130,680,300.15 = 58,454,753.70 : x
  2. Step 2: Convert to fraction form
    87,120,200.10/130,680,300.15 = 58,454,753.70/x
  3. Step 3: Cross multiply
    87,120,200.10x = 130,680,300.15 × 58,454,753.70
  4. Step 4: Simplify right side
    87,120,200.10x = 7,638,884,758,710,324
  5. Step 5: Solve for x
    x = 7,638,884,758,710,324/87,120,200.10
  6. Step 6: Final answer
    x = 87,682,130.55

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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.