Home / 52,149,253.20-78,259,309.20-29,120,143.20

Finding the Fourth Proportional to 52,149,253.20, 78,259,309.20 and 29,120,143.20

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Solution

The fourth proportional to 52,149,253.20, 78,259,309.20 and 29,120,143.20 is: 43,699,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,149,253.20 : 78,259,309.20 = 29,120,143.20 : x
  2. Step 2: Convert to fraction form
    52,149,253.20/78,259,309.20 = 29,120,143.20/x
  3. Step 3: Cross multiply
    52,149,253.20x = 78,259,309.20 × 29,120,143.20
  4. Step 4: Simplify right side
    52,149,253.20x = 2,278,922,290,637,077.50
  5. Step 5: Solve for x
    x = 2,278,922,290,637,077.50/52,149,253.20
  6. Step 6: Final answer
    x = 43,699,998.58

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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.