Home / 132,224,642.76-198,337,422.48-40,109,169.84

Finding the Fourth Proportional to 132,224,642.76, 198,337,422.48 and 40,109,169.84

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Solution

The fourth proportional to 132,224,642.76, 198,337,422.48 and 40,109,169.84 is: 60,163,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,224,642.76 : 198,337,422.48 = 40,109,169.84 : x
  2. Step 2: Convert to fraction form
    132,224,642.76/198,337,422.48 = 40,109,169.84/x
  3. Step 3: Cross multiply
    132,224,642.76x = 198,337,422.48 × 40,109,169.84
  4. Step 4: Simplify right side
    132,224,642.76x = 7,955,149,363,878,154
  5. Step 5: Solve for x
    x = 7,955,149,363,878,154/132,224,642.76
  6. Step 6: Final answer
    x = 60,163,893.79

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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.