Home / 180,341,794.13-248,895,147.69-100,987,074.57

Finding the Fourth Proportional to 180,341,794.13, 248,895,147.69 and 100,987,074.57

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Solution

The fourth proportional to 180,341,794.13, 248,895,147.69 and 100,987,074.57 is: 139,375,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,341,794.13 : 248,895,147.69 = 100,987,074.57 : x
  2. Step 2: Convert to fraction form
    180,341,794.13/248,895,147.69 = 100,987,074.57/x
  3. Step 3: Cross multiply
    180,341,794.13x = 248,895,147.69 × 100,987,074.57
  4. Step 4: Simplify right side
    180,341,794.13x = 25,135,192,839,881,192
  5. Step 5: Solve for x
    x = 25,135,192,839,881,192/180,341,794.13
  6. Step 6: Final answer
    x = 139,375,306.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.