Home / 157,469,078.60-236,203,617.90-42,465,246.20

Finding the Fourth Proportional to 157,469,078.60, 236,203,617.90 and 42,465,246.20

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Solution

The fourth proportional to 157,469,078.60, 236,203,617.90 and 42,465,246.20 is: 63,697,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,469,078.60 : 236,203,617.90 = 42,465,246.20 : x
  2. Step 2: Convert to fraction form
    157,469,078.60/236,203,617.90 = 42,465,246.20/x
  3. Step 3: Cross multiply
    157,469,078.60x = 236,203,617.90 × 42,465,246.20
  4. Step 4: Simplify right side
    157,469,078.60x = 10,030,444,787,454,228
  5. Step 5: Solve for x
    x = 10,030,444,787,454,228/157,469,078.60
  6. Step 6: Final answer
    x = 63,697,869.30

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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.