Home / 242,558,912.10-363,854,114.55-127,767,656.10

Finding the Fourth Proportional to 242,558,912.10, 363,854,114.55 and 127,767,656.10

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Solution

The fourth proportional to 242,558,912.10, 363,854,114.55 and 127,767,656.10 is: 191,659,778.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,558,912.10 : 363,854,114.55 = 127,767,656.10 : x
  2. Step 2: Convert to fraction form
    242,558,912.10/363,854,114.55 = 127,767,656.10/x
  3. Step 3: Cross multiply
    242,558,912.10x = 363,854,114.55 × 127,767,656.10
  4. Step 4: Simplify right side
    242,558,912.10x = 46,488,787,378,394,408
  5. Step 5: Solve for x
    x = 46,488,787,378,394,408/242,558,912.10
  6. Step 6: Final answer
    x = 191,659,778.55

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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.