Home / 87,221,525.40-120,366,512.46-48,064,703.45

Finding the Fourth Proportional to 87,221,525.40, 120,366,512.46 and 48,064,703.45

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Solution

The fourth proportional to 87,221,525.40, 120,366,512.46 and 48,064,703.45 is: 66,329,735.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,221,525.40 : 120,366,512.46 = 48,064,703.45 : x
  2. Step 2: Convert to fraction form
    87,221,525.40/120,366,512.46 = 48,064,703.45/x
  3. Step 3: Cross multiply
    87,221,525.40x = 120,366,512.46 × 48,064,703.45
  4. Step 4: Simplify right side
    87,221,525.40x = 5,785,380,726,098,797
  5. Step 5: Solve for x
    x = 5,785,380,726,098,797/87,221,525.40
  6. Step 6: Final answer
    x = 66,329,735.69

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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.