Home / 48,480,159.15-72,720,238.73-30,340,306.35

Finding the Fourth Proportional to 48,480,159.15, 72,720,238.73 and 30,340,306.35

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Solution

The fourth proportional to 48,480,159.15, 72,720,238.73 and 30,340,306.35 is: 45,510,459.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,480,159.15 : 72,720,238.73 = 30,340,306.35 : x
  2. Step 2: Convert to fraction form
    48,480,159.15/72,720,238.73 = 30,340,306.35/x
  3. Step 3: Cross multiply
    48,480,159.15x = 72,720,238.73 × 30,340,306.35
  4. Step 4: Simplify right side
    48,480,159.15x = 2,206,354,320,761,633.25
  5. Step 5: Solve for x
    x = 2,206,354,320,761,633.25/48,480,159.15
  6. Step 6: Final answer
    x = 45,510,459.53

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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.