Home / 527,617,177.20-791,425,765.80-469,166,540.40

Finding the Fourth Proportional to 527,617,177.20, 791,425,765.80 and 469,166,540.40

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Solution

The fourth proportional to 527,617,177.20, 791,425,765.80 and 469,166,540.40 is: 703,749,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,617,177.20 : 791,425,765.80 = 469,166,540.40 : x
  2. Step 2: Convert to fraction form
    527,617,177.20/791,425,765.80 = 469,166,540.40/x
  3. Step 3: Cross multiply
    527,617,177.20x = 791,425,765.80 × 469,166,540.40
  4. Step 4: Simplify right side
    527,617,177.20x = 371,310,488,523,806,592
  5. Step 5: Solve for x
    x = 371,310,488,523,806,592/527,617,177.20
  6. Step 6: Final answer
    x = 703,749,810.60

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1.5x scale

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.