Home / 132,521,361.65-198,523,440.19-103,238,086.77

Finding the Fourth Proportional to 132,521,361.65, 198,523,440.19 and 103,238,086.77

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Solution

The fourth proportional to 132,521,361.65, 198,523,440.19 and 103,238,086.77 is: 154,655,671.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,521,361.65 : 198,523,440.19 = 103,238,086.77 : x
  2. Step 2: Convert to fraction form
    132,521,361.65/198,523,440.19 = 103,238,086.77/x
  3. Step 3: Cross multiply
    132,521,361.65x = 198,523,440.19 × 103,238,086.77
  4. Step 4: Simplify right side
    132,521,361.65x = 20,495,180,143,697,936
  5. Step 5: Solve for x
    x = 20,495,180,143,697,936/132,521,361.65
  6. Step 6: Final answer
    x = 154,655,671.27

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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.