Home / 854,580,223.97-1,281,690,972.39-241,020,960.65

Finding the Fourth Proportional to 854,580,223.97, 1,281,690,972.39 and 241,020,960.65

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Solution

The fourth proportional to 854,580,223.97, 1,281,690,972.39 and 241,020,960.65 is: 361,480,854.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,580,223.97 : 1,281,690,972.39 = 241,020,960.65 : x
  2. Step 2: Convert to fraction form
    854,580,223.97/1,281,690,972.39 = 241,020,960.65/x
  3. Step 3: Cross multiply
    854,580,223.97x = 1,281,690,972.39 × 241,020,960.65
  4. Step 4: Simplify right side
    854,580,223.97x = 308,914,389,415,462,016
  5. Step 5: Solve for x
    x = 308,914,389,415,462,016/854,580,223.97
  6. Step 6: Final answer
    x = 361,480,854.29

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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.