Home / 132,102,002.10-198,153,003.15-41,213,781.30

Finding the Fourth Proportional to 132,102,002.10, 198,153,003.15 and 41,213,781.30

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Solution

The fourth proportional to 132,102,002.10, 198,153,003.15 and 41,213,781.30 is: 61,820,671.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,102,002.10 : 198,153,003.15 = 41,213,781.30 : x
  2. Step 2: Convert to fraction form
    132,102,002.10/198,153,003.15 = 41,213,781.30/x
  3. Step 3: Cross multiply
    132,102,002.10x = 198,153,003.15 × 41,213,781.30
  4. Step 4: Simplify right side
    132,102,002.10x = 8,166,634,535,762,311
  5. Step 5: Solve for x
    x = 8,166,634,535,762,311/132,102,002.10
  6. Step 6: Final answer
    x = 61,820,671.95

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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.