Home / 84,101,350.60-126,152,025.90-22,690,390.60

Finding the Fourth Proportional to 84,101,350.60, 126,152,025.90 and 22,690,390.60

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Solution

The fourth proportional to 84,101,350.60, 126,152,025.90 and 22,690,390.60 is: 34,035,585.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,101,350.60 : 126,152,025.90 = 22,690,390.60 : x
  2. Step 2: Convert to fraction form
    84,101,350.60/126,152,025.90 = 22,690,390.60/x
  3. Step 3: Cross multiply
    84,101,350.60x = 126,152,025.90 × 22,690,390.60
  4. Step 4: Simplify right side
    84,101,350.60x = 2,862,438,742,652,317
  5. Step 5: Solve for x
    x = 2,862,438,742,652,317/84,101,350.60
  6. Step 6: Final answer
    x = 34,035,585.90

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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.