Home / 454,399,847.40-627,044,764.66-263,646,087.52

Finding the Fourth Proportional to 454,399,847.40, 627,044,764.66 and 263,646,087.52

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Solution

The fourth proportional to 454,399,847.40, 627,044,764.66 and 263,646,087.52 is: 363,815,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,399,847.40 : 627,044,764.66 = 263,646,087.52 : x
  2. Step 2: Convert to fraction form
    454,399,847.40/627,044,764.66 = 263,646,087.52/x
  3. Step 3: Cross multiply
    454,399,847.40x = 627,044,764.66 × 263,646,087.52
  4. Step 4: Simplify right side
    454,399,847.40x = 165,317,898,902,508,160
  5. Step 5: Solve for x
    x = 165,317,898,902,508,160/454,399,847.40
  6. Step 6: Final answer
    x = 363,815,920.82

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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.