Home / 88,890,317.33-122,673,397.79-49,729,759.25

Finding the Fourth Proportional to 88,890,317.33, 122,673,397.79 and 49,729,759.25

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Solution

The fourth proportional to 88,890,317.33, 122,673,397.79 and 49,729,759.25 is: 68,629,730.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890,317.33 : 122,673,397.79 = 49,729,759.25 : x
  2. Step 2: Convert to fraction form
    88,890,317.33/122,673,397.79 = 49,729,759.25/x
  3. Step 3: Cross multiply
    88,890,317.33x = 122,673,397.79 × 49,729,759.25
  4. Step 4: Simplify right side
    88,890,317.33x = 6,100,518,537,987,139
  5. Step 5: Solve for x
    x = 6,100,518,537,987,139/88,890,317.33
  6. Step 6: Final answer
    x = 68,629,730.68

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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.