Home / 970,204,517.76-1,455,150,479.04-270,714,748.80

Finding the Fourth Proportional to 970,204,517.76, 1,455,150,479.04 and 270,714,748.80

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Solution

The fourth proportional to 970,204,517.76, 1,455,150,479.04 and 270,714,748.80 is: 406,028,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,204,517.76 : 1,455,150,479.04 = 270,714,748.80 : x
  2. Step 2: Convert to fraction form
    970,204,517.76/1,455,150,479.04 = 270,714,748.80/x
  3. Step 3: Cross multiply
    970,204,517.76x = 1,455,150,479.04 × 270,714,748.80
  4. Step 4: Simplify right side
    970,204,517.76x = 393,930,696,399,513,280
  5. Step 5: Solve for x
    x = 393,930,696,399,513,280/970,204,517.76
  6. Step 6: Final answer
    x = 406,028,511.71

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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.