Home / 146,977,963.20-220,466,944.80-101,628,331.20

Finding the Fourth Proportional to 146,977,963.20, 220,466,944.80 and 101,628,331.20

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Solution

The fourth proportional to 146,977,963.20, 220,466,944.80 and 101,628,331.20 is: 152,442,496.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,977,963.20 : 220,466,944.80 = 101,628,331.20 : x
  2. Step 2: Convert to fraction form
    146,977,963.20/220,466,944.80 = 101,628,331.20/x
  3. Step 3: Cross multiply
    146,977,963.20x = 220,466,944.80 × 101,628,331.20
  4. Step 4: Simplify right side
    146,977,963.20x = 22,405,687,684,786,520
  5. Step 5: Solve for x
    x = 22,405,687,684,786,520/146,977,963.20
  6. Step 6: Final answer
    x = 152,442,496.80

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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.