Home / 47,253,065.40-70,879,598.10-40,450,620.60

Finding the Fourth Proportional to 47,253,065.40, 70,879,598.10 and 40,450,620.60

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Solution

The fourth proportional to 47,253,065.40, 70,879,598.10 and 40,450,620.60 is: 60,675,930.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,253,065.40 : 70,879,598.10 = 40,450,620.60 : x
  2. Step 2: Convert to fraction form
    47,253,065.40/70,879,598.10 = 40,450,620.60/x
  3. Step 3: Cross multiply
    47,253,065.40x = 70,879,598.10 × 40,450,620.60
  4. Step 4: Simplify right side
    47,253,065.40x = 2,867,123,731,023,580.50
  5. Step 5: Solve for x
    x = 2,867,123,731,023,580.50/47,253,065.40
  6. Step 6: Final answer
    x = 60,675,930.90

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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.