Home / 120,002,673.16-180,002,697.52-29,126,262.16

Finding the Fourth Proportional to 120,002,673.16, 180,002,697.52 and 29,126,262.16

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Solution

The fourth proportional to 120,002,673.16, 180,002,697.52 and 29,126,262.16 is: 43,689,074.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,002,673.16 : 180,002,697.52 = 29,126,262.16 : x
  2. Step 2: Convert to fraction form
    120,002,673.16/180,002,697.52 = 29,126,262.16/x
  3. Step 3: Cross multiply
    120,002,673.16x = 180,002,697.52 × 29,126,262.16
  4. Step 4: Simplify right side
    120,002,673.16x = 5,242,805,757,474,702
  5. Step 5: Solve for x
    x = 5,242,805,757,474,702/120,002,673.16
  6. Step 6: Final answer
    x = 43,689,074.75

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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.