Home / 84,609,590.48-116,718,257.60-55,258,104.32

Finding the Fourth Proportional to 84,609,590.48, 116,718,257.60 and 55,258,104.32

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Solution

The fourth proportional to 84,609,590.48, 116,718,257.60 and 55,258,104.32 is: 76,228,115.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,609,590.48 : 116,718,257.60 = 55,258,104.32 : x
  2. Step 2: Convert to fraction form
    84,609,590.48/116,718,257.60 = 55,258,104.32/x
  3. Step 3: Cross multiply
    84,609,590.48x = 116,718,257.60 × 55,258,104.32
  4. Step 4: Simplify right side
    84,609,590.48x = 6,449,629,654,509,433
  5. Step 5: Solve for x
    x = 6,449,629,654,509,433/84,609,590.48
  6. Step 6: Final answer
    x = 76,228,115.72

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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.