Home / 204,422,493.20-306,521,765.40-83,116,893.20

Finding the Fourth Proportional to 204,422,493.20, 306,521,765.40 and 83,116,893.20

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Solution

The fourth proportional to 204,422,493.20, 306,521,765.40 and 83,116,893.20 is: 124,629,811.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,422,493.20 : 306,521,765.40 = 83,116,893.20 : x
  2. Step 2: Convert to fraction form
    204,422,493.20/306,521,765.40 = 83,116,893.20/x
  3. Step 3: Cross multiply
    204,422,493.20x = 306,521,765.40 × 83,116,893.20
  4. Step 4: Simplify right side
    204,422,493.20x = 25,477,136,838,227,256
  5. Step 5: Solve for x
    x = 25,477,136,838,227,256/204,422,493.20
  6. Step 6: Final answer
    x = 124,629,811.72

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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.