Home / 147,517,834.60-221,276,751.90-108,775,785.70

Finding the Fourth Proportional to 147,517,834.60, 221,276,751.90 and 108,775,785.70

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Solution

The fourth proportional to 147,517,834.60, 221,276,751.90 and 108,775,785.70 is: 163,163,678.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,517,834.60 : 221,276,751.90 = 108,775,785.70 : x
  2. Step 2: Convert to fraction form
    147,517,834.60/221,276,751.90 = 108,775,785.70/x
  3. Step 3: Cross multiply
    147,517,834.60x = 221,276,751.90 × 108,775,785.70
  4. Step 4: Simplify right side
    147,517,834.60x = 24,069,552,545,066,468
  5. Step 5: Solve for x
    x = 24,069,552,545,066,468/147,517,834.60
  6. Step 6: Final answer
    x = 163,163,678.55

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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.