Home / 155,280,317.55-232,722,662.17-82,531,949.55

Finding the Fourth Proportional to 155,280,317.55, 232,722,662.17 and 82,531,949.55

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Solution

The fourth proportional to 155,280,317.55, 232,722,662.17 and 82,531,949.55 is: 123,692,785.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280,317.55 : 232,722,662.17 = 82,531,949.55 : x
  2. Step 2: Convert to fraction form
    155,280,317.55/232,722,662.17 = 82,531,949.55/x
  3. Step 3: Cross multiply
    155,280,317.55x = 232,722,662.17 × 82,531,949.55
  4. Step 4: Simplify right side
    155,280,317.55x = 19,207,055,013,356,132
  5. Step 5: Solve for x
    x = 19,207,055,013,356,132/155,280,317.55
  6. Step 6: Final answer
    x = 123,692,785.51

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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.