Home / 77,640,170.15-116,361,348.15-41,265,986.15

Finding the Fourth Proportional to 77,640,170.15, 116,361,348.15 and 41,265,986.15

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Solution

The fourth proportional to 77,640,170.15, 116,361,348.15 and 41,265,986.15 is: 61,846,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,640,170.15 : 116,361,348.15 = 41,265,986.15 : x
  2. Step 2: Convert to fraction form
    77,640,170.15/116,361,348.15 = 41,265,986.15/x
  3. Step 3: Cross multiply
    77,640,170.15x = 116,361,348.15 × 41,265,986.15
  4. Step 4: Simplify right side
    77,640,170.15x = 4,801,765,781,153,228
  5. Step 5: Solve for x
    x = 4,801,765,781,153,228/77,640,170.15
  6. Step 6: Final answer
    x = 61,846,409.81

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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.