Home / 2,262,488,416.20-3,121,869,091.86-1,272,354,784.20

Finding the Fourth Proportional to 2,262,488,416.20, 3,121,869,091.86 and 1,272,354,784.20

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Solution

The fourth proportional to 2,262,488,416.20, 3,121,869,091.86 and 1,272,354,784.20 is: 1,755,644,380.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,488,416.20 : 3,121,869,091.86 = 1,272,354,784.20 : x
  2. Step 2: Convert to fraction form
    2,262,488,416.20/3,121,869,091.86 = 1,272,354,784.20/x
  3. Step 3: Cross multiply
    2,262,488,416.20x = 3,121,869,091.86 × 1,272,354,784.20
  4. Step 4: Simplify right side
    2,262,488,416.20x = 3,972,125,074,674,180,608
  5. Step 5: Solve for x
    x = 3,972,125,074,674,180,608/2,262,488,416.20
  6. Step 6: Final answer
    x = 1,755,644,380.87

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Double scale
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1.5x scale

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.