Home / 65,228,107.20-97,842,160.80-43,729,022.40

Finding the Fourth Proportional to 65,228,107.20, 97,842,160.80 and 43,729,022.40

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Solution

The fourth proportional to 65,228,107.20, 97,842,160.80 and 43,729,022.40 is: 65,593,533.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,228,107.20 : 97,842,160.80 = 43,729,022.40 : x
  2. Step 2: Convert to fraction form
    65,228,107.20/97,842,160.80 = 43,729,022.40/x
  3. Step 3: Cross multiply
    65,228,107.20x = 97,842,160.80 × 43,729,022.40
  4. Step 4: Simplify right side
    65,228,107.20x = 4,278,542,041,287,601.50
  5. Step 5: Solve for x
    x = 4,278,542,041,287,601.50/65,228,107.20
  6. Step 6: Final answer
    x = 65,593,533.60

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Double scale
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Similar ratio
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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.