Home / 160,189,469.20-240,228,216.60-83,487,005.20

Finding the Fourth Proportional to 160,189,469.20, 240,228,216.60 and 83,487,005.20

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Solution

The fourth proportional to 160,189,469.20, 240,228,216.60 and 83,487,005.20 is: 125,201,328.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,189,469.20 : 240,228,216.60 = 83,487,005.20 : x
  2. Step 2: Convert to fraction form
    160,189,469.20/240,228,216.60 = 83,487,005.20/x
  3. Step 3: Cross multiply
    160,189,469.20x = 240,228,216.60 × 83,487,005.20
  4. Step 4: Simplify right side
    160,189,469.20x = 20,055,934,368,470,928
  5. Step 5: Solve for x
    x = 20,055,934,368,470,928/160,189,469.20
  6. Step 6: Final answer
    x = 125,201,328.58

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1.5x scale

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.