Home / 527,472,760.20-791,209,140.30-269,483,742.60

Finding the Fourth Proportional to 527,472,760.20, 791,209,140.30 and 269,483,742.60

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Solution

The fourth proportional to 527,472,760.20, 791,209,140.30 and 269,483,742.60 is: 404,225,613.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,472,760.20 : 791,209,140.30 = 269,483,742.60 : x
  2. Step 2: Convert to fraction form
    527,472,760.20/791,209,140.30 = 269,483,742.60/x
  3. Step 3: Cross multiply
    527,472,760.20x = 791,209,140.30 × 269,483,742.60
  4. Step 4: Simplify right side
    527,472,760.20x = 213,218,000,307,372,480
  5. Step 5: Solve for x
    x = 213,218,000,307,372,480/527,472,760.20
  6. Step 6: Final answer
    x = 404,225,613.90

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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.