Home / 56,134,856.80-84,202,285.20-27,399,426.40

Finding the Fourth Proportional to 56,134,856.80, 84,202,285.20 and 27,399,426.40

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Solution

The fourth proportional to 56,134,856.80, 84,202,285.20 and 27,399,426.40 is: 41,099,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,134,856.80 : 84,202,285.20 = 27,399,426.40 : x
  2. Step 2: Convert to fraction form
    56,134,856.80/84,202,285.20 = 27,399,426.40/x
  3. Step 3: Cross multiply
    56,134,856.80x = 84,202,285.20 × 27,399,426.40
  4. Step 4: Simplify right side
    56,134,856.80x = 2,307,094,316,049,209
  5. Step 5: Solve for x
    x = 2,307,094,316,049,209/56,134,856.80
  6. Step 6: Final answer
    x = 41,099,139.60

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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.