Home / 132,521,377.92-198,523,464.53-103,238,103.08

Finding the Fourth Proportional to 132,521,377.92, 198,523,464.53 and 103,238,103.08

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Solution

The fourth proportional to 132,521,377.92, 198,523,464.53 and 103,238,103.08 is: 154,655,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,377.92 : 198,523,464.53 = 103,238,103.08 : x
  2. Step 2: Convert to fraction form
    132,521,377.92/198,523,464.53 = 103,238,103.08/x
  3. Step 3: Cross multiply
    132,521,377.92x = 198,523,464.53 × 103,238,103.08
  4. Step 4: Simplify right side
    132,521,377.92x = 20,495,185,893,438,056
  5. Step 5: Solve for x
    x = 20,495,185,893,438,056/132,521,377.92
  6. Step 6: Final answer
    x = 154,655,695.67

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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.