Home / 122,484,145.20-183,726,217.80-111,146,737.20

Finding the Fourth Proportional to 122,484,145.20, 183,726,217.80 and 111,146,737.20

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Solution

The fourth proportional to 122,484,145.20, 183,726,217.80 and 111,146,737.20 is: 166,720,105.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,484,145.20 : 183,726,217.80 = 111,146,737.20 : x
  2. Step 2: Convert to fraction form
    122,484,145.20/183,726,217.80 = 111,146,737.20/x
  3. Step 3: Cross multiply
    122,484,145.20x = 183,726,217.80 × 111,146,737.20
  4. Step 4: Simplify right side
    122,484,145.20x = 20,420,569,646,566,564
  5. Step 5: Solve for x
    x = 20,420,569,646,566,564/122,484,145.20
  6. Step 6: Final answer
    x = 166,720,105.80

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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.