Home / 242,560,679.60-363,856,765.80-127,769,423.60

Finding the Fourth Proportional to 242,560,679.60, 363,856,765.80 and 127,769,423.60

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Solution

The fourth proportional to 242,560,679.60, 363,856,765.80 and 127,769,423.60 is: 191,662,429.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,560,679.60 : 363,856,765.80 = 127,769,423.60 : x
  2. Step 2: Convert to fraction form
    242,560,679.60/363,856,765.80 = 127,769,423.60/x
  3. Step 3: Cross multiply
    242,560,679.60x = 363,856,765.80 × 127,769,423.60
  4. Step 4: Simplify right side
    242,560,679.60x = 46,489,769,239,226,192
  5. Step 5: Solve for x
    x = 46,489,769,239,226,192/242,560,679.60
  6. Step 6: Final answer
    x = 191,662,429.85

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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.