Home / 66,535,273.40-99,653,610.90-54,591,337.40

Finding the Fourth Proportional to 66,535,273.40, 99,653,610.90 and 54,591,337.40

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Solution

The fourth proportional to 66,535,273.40, 99,653,610.90 and 54,591,337.40 is: 81,764,508.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,535,273.40 : 99,653,610.90 = 54,591,337.40 : x
  2. Step 2: Convert to fraction form
    66,535,273.40/99,653,610.90 = 54,591,337.40/x
  3. Step 3: Cross multiply
    66,535,273.40x = 99,653,610.90 × 54,591,337.40
  4. Step 4: Simplify right side
    66,535,273.40x = 5,440,223,895,770,218
  5. Step 5: Solve for x
    x = 5,440,223,895,770,218/66,535,273.40
  6. Step 6: Final answer
    x = 81,764,508.02

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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.