Home / 204,017,720.44-306,145,131.02-85,833,823.36

Finding the Fourth Proportional to 204,017,720.44, 306,145,131.02 and 85,833,823.36

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Solution

The fourth proportional to 204,017,720.44, 306,145,131.02 and 85,833,823.36 is: 128,800,611.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,017,720.44 : 306,145,131.02 = 85,833,823.36 : x
  2. Step 2: Convert to fraction form
    204,017,720.44/306,145,131.02 = 85,833,823.36/x
  3. Step 3: Cross multiply
    204,017,720.44x = 306,145,131.02 × 85,833,823.36
  4. Step 4: Simplify right side
    204,017,720.44x = 26,277,607,098,494,736
  5. Step 5: Solve for x
    x = 26,277,607,098,494,736/204,017,720.44
  6. Step 6: Final answer
    x = 128,800,611.25

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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.