Home / 132,521,361.80-198,523,440.34-103,238,086.88

Finding the Fourth Proportional to 132,521,361.80, 198,523,440.34 and 103,238,086.88

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Solution

The fourth proportional to 132,521,361.80, 198,523,440.34 and 103,238,086.88 is: 154,655,671.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,361.80 : 198,523,440.34 = 103,238,086.88 : x
  2. Step 2: Convert to fraction form
    132,521,361.80/198,523,440.34 = 103,238,086.88/x
  3. Step 3: Cross multiply
    132,521,361.80x = 198,523,440.34 × 103,238,086.88
  4. Step 4: Simplify right side
    132,521,361.80x = 20,495,180,181,775,628
  5. Step 5: Solve for x
    x = 20,495,180,181,775,628/132,521,361.80
  6. Step 6: Final answer
    x = 154,655,671.39

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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.