Home / 801,050,121.05-1,199,422,408.12-508,332,418.25

Finding the Fourth Proportional to 801,050,121.05, 1,199,422,408.12 and 508,332,418.25

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Solution

The fourth proportional to 801,050,121.05, 1,199,422,408.12 and 508,332,418.25 is: 761,132,514.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,050,121.05 : 1,199,422,408.12 = 508,332,418.25 : x
  2. Step 2: Convert to fraction form
    801,050,121.05/1,199,422,408.12 = 508,332,418.25/x
  3. Step 3: Cross multiply
    801,050,121.05x = 1,199,422,408.12 × 508,332,418.25
  4. Step 4: Simplify right side
    801,050,121.05x = 609,705,293,215,610,112
  5. Step 5: Solve for x
    x = 609,705,293,215,610,112/801,050,121.05
  6. Step 6: Final answer
    x = 761,132,514.93

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1.5x scale

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.