Home / 132,521,373.88-198,523,458.56-103,238,099.04

Finding the Fourth Proportional to 132,521,373.88, 198,523,458.56 and 103,238,099.04

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Solution

The fourth proportional to 132,521,373.88, 198,523,458.56 and 103,238,099.04 is: 154,655,689.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,373.88 : 198,523,458.56 = 103,238,099.04 : x
  2. Step 2: Convert to fraction form
    132,521,373.88/198,523,458.56 = 103,238,099.04/x
  3. Step 3: Cross multiply
    132,521,373.88x = 198,523,458.56 × 103,238,099.04
  4. Step 4: Simplify right side
    132,521,373.88x = 20,495,184,476,580,616
  5. Step 5: Solve for x
    x = 20,495,184,476,580,616/132,521,373.88
  6. Step 6: Final answer
    x = 154,655,689.69

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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.