Home / 147,865,921.60-221,777,887.20-50,826,107.20

Finding the Fourth Proportional to 147,865,921.60, 221,777,887.20 and 50,826,107.20

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Solution

The fourth proportional to 147,865,921.60, 221,777,887.20 and 50,826,107.20 is: 76,231,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,865,921.60 : 221,777,887.20 = 50,826,107.20 : x
  2. Step 2: Convert to fraction form
    147,865,921.60/221,777,887.20 = 50,826,107.20/x
  3. Step 3: Cross multiply
    147,865,921.60x = 221,777,887.20 × 50,826,107.20
  4. Step 4: Simplify right side
    147,865,921.60x = 11,272,106,669,416,708
  5. Step 5: Solve for x
    x = 11,272,106,669,416,708/147,865,921.60
  6. Step 6: Final answer
    x = 76,231,944.10

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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.