Home / 48,480,167.40-72,720,251.10-30,340,314.60

Finding the Fourth Proportional to 48,480,167.40, 72,720,251.10 and 30,340,314.60

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Solution

The fourth proportional to 48,480,167.40, 72,720,251.10 and 30,340,314.60 is: 45,510,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,480,167.40 : 72,720,251.10 = 30,340,314.60 : x
  2. Step 2: Convert to fraction form
    48,480,167.40/72,720,251.10 = 30,340,314.60/x
  3. Step 3: Cross multiply
    48,480,167.40x = 72,720,251.10 × 30,340,314.60
  4. Step 4: Simplify right side
    48,480,167.40x = 2,206,355,296,164,996
  5. Step 5: Solve for x
    x = 2,206,355,296,164,996/48,480,167.40
  6. Step 6: Final answer
    x = 45,510,471.90

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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.