Home / 144,869,180.10-217,555,712.55-76,844,732.10

Finding the Fourth Proportional to 144,869,180.10, 217,555,712.55 and 76,844,732.10

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Solution

The fourth proportional to 144,869,180.10, 217,555,712.55 and 76,844,732.10 is: 115,400,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,869,180.10 : 217,555,712.55 = 76,844,732.10 : x
  2. Step 2: Convert to fraction form
    144,869,180.10/217,555,712.55 = 76,844,732.10/x
  3. Step 3: Cross multiply
    144,869,180.10x = 217,555,712.55 × 76,844,732.10
  4. Step 4: Simplify right side
    144,869,180.10x = 16,718,010,447,729,358
  5. Step 5: Solve for x
    x = 16,718,010,447,729,358/144,869,180.10
  6. Step 6: Final answer
    x = 115,400,739.04

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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.