Home / 527,446,213.20-791,169,319.80-269,457,195.60

Finding the Fourth Proportional to 527,446,213.20, 791,169,319.80 and 269,457,195.60

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Solution

The fourth proportional to 527,446,213.20, 791,169,319.80 and 269,457,195.60 is: 404,185,793.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,446,213.20 : 791,169,319.80 = 269,457,195.60 : x
  2. Step 2: Convert to fraction form
    527,446,213.20/791,169,319.80 = 269,457,195.60/x
  3. Step 3: Cross multiply
    527,446,213.20x = 791,169,319.80 × 269,457,195.60
  4. Step 4: Simplify right side
    527,446,213.20x = 213,186,266,158,067,552
  5. Step 5: Solve for x
    x = 213,186,266,158,067,552/527,446,213.20
  6. Step 6: Final answer
    x = 404,185,793.40

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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.