Home / 1,755,289,129.34-2,422,545,776.88-1,086,448,717.10

Finding the Fourth Proportional to 1,755,289,129.34, 2,422,545,776.88 and 1,086,448,717.10

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Solution

The fourth proportional to 1,755,289,129.34, 2,422,545,776.88 and 1,086,448,717.10 is: 1,499,451,974.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,289,129.34 : 2,422,545,776.88 = 1,086,448,717.10 : x
  2. Step 2: Convert to fraction form
    1,755,289,129.34/2,422,545,776.88 = 1,086,448,717.10/x
  3. Step 3: Cross multiply
    1,755,289,129.34x = 2,422,545,776.88 × 1,086,448,717.10
  4. Step 4: Simplify right side
    1,755,289,129.34x = 2,631,971,751,407,298,560
  5. Step 5: Solve for x
    x = 2,631,971,751,407,298,560/1,755,289,129.34
  6. Step 6: Final answer
    x = 1,499,451,974.84

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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.