Home / 47,912,560.20-71,868,840.30-34,307,670.60

Finding the Fourth Proportional to 47,912,560.20, 71,868,840.30 and 34,307,670.60

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Solution

The fourth proportional to 47,912,560.20, 71,868,840.30 and 34,307,670.60 is: 51,461,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,912,560.20 : 71,868,840.30 = 34,307,670.60 : x
  2. Step 2: Convert to fraction form
    47,912,560.20/71,868,840.30 = 34,307,670.60/x
  3. Step 3: Cross multiply
    47,912,560.20x = 71,868,840.30 × 34,307,670.60
  4. Step 4: Simplify right side
    47,912,560.20x = 2,465,652,499,416,405
  5. Step 5: Solve for x
    x = 2,465,652,499,416,405/47,912,560.20
  6. Step 6: Final answer
    x = 51,461,505.90

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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.