Home / 147,508,404.60-221,262,606.90-55,391,964.60

Finding the Fourth Proportional to 147,508,404.60, 221,262,606.90 and 55,391,964.60

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Solution

The fourth proportional to 147,508,404.60, 221,262,606.90 and 55,391,964.60 is: 83,087,946.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,508,404.60 : 221,262,606.90 = 55,391,964.60 : x
  2. Step 2: Convert to fraction form
    147,508,404.60/221,262,606.90 = 55,391,964.60/x
  3. Step 3: Cross multiply
    147,508,404.60x = 221,262,606.90 × 55,391,964.60
  4. Step 4: Simplify right side
    147,508,404.60x = 12,256,170,488,708,516
  5. Step 5: Solve for x
    x = 12,256,170,488,708,516/147,508,404.60
  6. Step 6: Final answer
    x = 83,087,946.90

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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.