Home / 501,650,622.76-752,722,452.78-225,496,951.78

Finding the Fourth Proportional to 501,650,622.76, 752,722,452.78 and 225,496,951.78

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Solution

The fourth proportional to 501,650,622.76, 752,722,452.78 and 225,496,951.78 is: 338,356,240.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,650,622.76 : 752,722,452.78 = 225,496,951.78 : x
  2. Step 2: Convert to fraction form
    501,650,622.76/752,722,452.78 = 225,496,951.78/x
  3. Step 3: Cross multiply
    501,650,622.76x = 752,722,452.78 × 225,496,951.78
  4. Step 4: Simplify right side
    501,650,622.76x = 169,736,618,638,254,976
  5. Step 5: Solve for x
    x = 169,736,618,638,254,976/501,650,622.76
  6. Step 6: Final answer
    x = 338,356,240.25

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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.