Home / 970,204,518.76-1,455,150,480.54-270,714,749.80

Finding the Fourth Proportional to 970,204,518.76, 1,455,150,480.54 and 270,714,749.80

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Solution

The fourth proportional to 970,204,518.76, 1,455,150,480.54 and 270,714,749.80 is: 406,028,513.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,204,518.76 : 1,455,150,480.54 = 270,714,749.80 : x
  2. Step 2: Convert to fraction form
    970,204,518.76/1,455,150,480.54 = 270,714,749.80/x
  3. Step 3: Cross multiply
    970,204,518.76x = 1,455,150,480.54 × 270,714,749.80
  4. Step 4: Simplify right side
    970,204,518.76x = 393,930,698,260,735,872
  5. Step 5: Solve for x
    x = 393,930,698,260,735,872/970,204,518.76
  6. Step 6: Final answer
    x = 406,028,513.21

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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.