Home / 147,258,002.70-220,887,004.05-50,181,446.70

Finding the Fourth Proportional to 147,258,002.70, 220,887,004.05 and 50,181,446.70

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Solution

The fourth proportional to 147,258,002.70, 220,887,004.05 and 50,181,446.70 is: 75,272,170.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,258,002.70 : 220,887,004.05 = 50,181,446.70 : x
  2. Step 2: Convert to fraction form
    147,258,002.70/220,887,004.05 = 50,181,446.70/x
  3. Step 3: Cross multiply
    147,258,002.70x = 220,887,004.05 × 50,181,446.70
  4. Step 4: Simplify right side
    147,258,002.70x = 11,084,429,420,457,760
  5. Step 5: Solve for x
    x = 11,084,429,420,457,760/147,258,002.70
  6. Step 6: Final answer
    x = 75,272,170.05

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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.