Home / 1,722,129,952,626-2,376,540,288,131.40-930,204,045,720.78

Finding the Fourth Proportional to 1,722,129,952,626, 2,376,540,288,131.40 and 930,204,045,720.78

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Solution

The fourth proportional to 1,722,129,952,626, 2,376,540,288,131.40 and 930,204,045,720.78 is: 1,283,682,098,129.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,129,952,626 : 2,376,540,288,131.40 = 930,204,045,720.78 : x
  2. Step 2: Convert to fraction form
    1,722,129,952,626/2,376,540,288,131.40 = 930,204,045,720.78/x
  3. Step 3: Cross multiply
    1,722,129,952,626x = 2,376,540,288,131.40 × 930,204,045,720.78
  4. Step 4: Simplify right side
    1,722,129,952,626x = 2,210,667,390,838,256,397,451,264
  5. Step 5: Solve for x
    x = 2,210,667,390,838,256,397,451,264/1,722,129,952,626
  6. Step 6: Final answer
    x = 1,283,682,098,129.30

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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.