Home / 111,002,331.60-166,436,073.40-55,605,741.74

Finding the Fourth Proportional to 111,002,331.60, 166,436,073.40 and 55,605,741.74

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Solution

The fourth proportional to 111,002,331.60, 166,436,073.40 and 55,605,741.74 is: 83,374,837.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,002,331.60 : 166,436,073.40 = 55,605,741.74 : x
  2. Step 2: Convert to fraction form
    111,002,331.60/166,436,073.40 = 55,605,741.74/x
  3. Step 3: Cross multiply
    111,002,331.60x = 166,436,073.40 × 55,605,741.74
  4. Step 4: Simplify right side
    111,002,331.60x = 9,254,801,313,700,084
  5. Step 5: Solve for x
    x = 9,254,801,313,700,084/111,002,331.60
  6. Step 6: Final answer
    x = 83,374,837.09

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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.