Home / 63,231,238.56-87,210,963.36-54,425,676

Finding the Fourth Proportional to 63,231,238.56, 87,210,963.36 and 54,425,676

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Solution

The fourth proportional to 63,231,238.56, 87,210,963.36 and 54,425,676 is: 75,065,991.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231,238.56 : 87,210,963.36 = 54,425,676 : x
  2. Step 2: Convert to fraction form
    63,231,238.56/87,210,963.36 = 54,425,676/x
  3. Step 3: Cross multiply
    63,231,238.56x = 87,210,963.36 × 54,425,676
  4. Step 4: Simplify right side
    63,231,238.56x = 4,746,515,635,479,231
  5. Step 5: Solve for x
    x = 4,746,515,635,479,231/63,231,238.56
  6. Step 6: Final answer
    x = 75,065,991.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.