Home / 94,790,999.20-142,186,498.80-83,831,504.80

Finding the Fourth Proportional to 94,790,999.20, 142,186,498.80 and 83,831,504.80

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Solution

The fourth proportional to 94,790,999.20, 142,186,498.80 and 83,831,504.80 is: 125,747,257.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,790,999.20 : 142,186,498.80 = 83,831,504.80 : x
  2. Step 2: Convert to fraction form
    94,790,999.20/142,186,498.80 = 83,831,504.80/x
  3. Step 3: Cross multiply
    94,790,999.20x = 142,186,498.80 × 83,831,504.80
  4. Step 4: Simplify right side
    94,790,999.20x = 11,919,708,156,647,394
  5. Step 5: Solve for x
    x = 11,919,708,156,647,394/94,790,999.20
  6. Step 6: Final answer
    x = 125,747,257.20

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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.