Home / 1,917,748,149.60-2,876,752,132.22-674,027,406.12

Finding the Fourth Proportional to 1,917,748,149.60, 2,876,752,132.22 and 674,027,406.12

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Solution

The fourth proportional to 1,917,748,149.60, 2,876,752,132.22 and 674,027,406.12 is: 1,011,086,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,748,149.60 : 2,876,752,132.22 = 674,027,406.12 : x
  2. Step 2: Convert to fraction form
    1,917,748,149.60/2,876,752,132.22 = 674,027,406.12/x
  3. Step 3: Cross multiply
    1,917,748,149.60x = 2,876,752,132.22 × 674,027,406.12
  4. Step 4: Simplify right side
    1,917,748,149.60x = 1,939,009,777,727,055,872
  5. Step 5: Solve for x
    x = 1,939,009,777,727,055,872/1,917,748,149.60
  6. Step 6: Final answer
    x = 1,011,086,767.64

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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.