Home / 168,502,477.60-252,753,716.40-149,690,778.40

Finding the Fourth Proportional to 168,502,477.60, 252,753,716.40 and 149,690,778.40

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Solution

The fourth proportional to 168,502,477.60, 252,753,716.40 and 149,690,778.40 is: 224,536,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,502,477.60 : 252,753,716.40 = 149,690,778.40 : x
  2. Step 2: Convert to fraction form
    168,502,477.60/252,753,716.40 = 149,690,778.40/x
  3. Step 3: Cross multiply
    168,502,477.60x = 252,753,716.40 × 149,690,778.40
  4. Step 4: Simplify right side
    168,502,477.60x = 37,834,900,551,408,848
  5. Step 5: Solve for x
    x = 37,834,900,551,408,848/168,502,477.60
  6. Step 6: Final answer
    x = 224,536,167.60

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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.