Home / 54,128,373.60-81,192,560.40-50,301,998.40

Finding the Fourth Proportional to 54,128,373.60, 81,192,560.40 and 50,301,998.40

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Solution

The fourth proportional to 54,128,373.60, 81,192,560.40 and 50,301,998.40 is: 75,452,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,128,373.60 : 81,192,560.40 = 50,301,998.40 : x
  2. Step 2: Convert to fraction form
    54,128,373.60/81,192,560.40 = 50,301,998.40/x
  3. Step 3: Cross multiply
    54,128,373.60x = 81,192,560.40 × 50,301,998.40
  4. Step 4: Simplify right side
    54,128,373.60x = 4,084,148,043,332,703.50
  5. Step 5: Solve for x
    x = 4,084,148,043,332,703.50/54,128,373.60
  6. Step 6: Final answer
    x = 75,452,997.60

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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.