Home / 98,901,008.10-148,351,512.15-50,528,067.30

Finding the Fourth Proportional to 98,901,008.10, 148,351,512.15 and 50,528,067.30

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Solution

The fourth proportional to 98,901,008.10, 148,351,512.15 and 50,528,067.30 is: 75,792,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,901,008.10 : 148,351,512.15 = 50,528,067.30 : x
  2. Step 2: Convert to fraction form
    98,901,008.10/148,351,512.15 = 50,528,067.30/x
  3. Step 3: Cross multiply
    98,901,008.10x = 148,351,512.15 × 50,528,067.30
  4. Step 4: Simplify right side
    98,901,008.10x = 7,495,915,189,971,968
  5. Step 5: Solve for x
    x = 7,495,915,189,971,968/98,901,008.10
  6. Step 6: Final answer
    x = 75,792,100.95

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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.