Home / 146,752,221.60-220,128,332.40-83,051,229.60

Finding the Fourth Proportional to 146,752,221.60, 220,128,332.40 and 83,051,229.60

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Solution

The fourth proportional to 146,752,221.60, 220,128,332.40 and 83,051,229.60 is: 124,576,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,752,221.60 : 220,128,332.40 = 83,051,229.60 : x
  2. Step 2: Convert to fraction form
    146,752,221.60/220,128,332.40 = 83,051,229.60/x
  3. Step 3: Cross multiply
    146,752,221.60x = 220,128,332.40 × 83,051,229.60
  4. Step 4: Simplify right side
    146,752,221.60x = 18,281,928,675,617,520
  5. Step 5: Solve for x
    x = 18,281,928,675,617,520/146,752,221.60
  6. Step 6: Final answer
    x = 124,576,844.40

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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.