Home / 814,293,998,711.26-1,123,776,752,261.80-448,488,129,259.84

Finding the Fourth Proportional to 814,293,998,711.26, 1,123,776,752,261.80 and 448,488,129,259.84

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Solution

The fourth proportional to 814,293,998,711.26, 1,123,776,752,261.80 and 448,488,129,259.84 is: 618,941,726,360.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,293,998,711.26 : 1,123,776,752,261.80 = 448,488,129,259.84 : x
  2. Step 2: Convert to fraction form
    814,293,998,711.26/1,123,776,752,261.80 = 448,488,129,259.84/x
  3. Step 3: Cross multiply
    814,293,998,711.26x = 1,123,776,752,261.80 × 448,488,129,259.84
  4. Step 4: Simplify right side
    814,293,998,711.26x = 504,000,533,327,593,391,259,648
  5. Step 5: Solve for x
    x = 504,000,533,327,593,391,259,648/814,293,998,711.26
  6. Step 6: Final answer
    x = 618,941,726,360.81

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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.