Home / 98,901,028.10-148,351,542.15-50,528,087.30

Finding the Fourth Proportional to 98,901,028.10, 148,351,542.15 and 50,528,087.30

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Solution

The fourth proportional to 98,901,028.10, 148,351,542.15 and 50,528,087.30 is: 75,792,130.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,901,028.10 : 148,351,542.15 = 50,528,087.30 : x
  2. Step 2: Convert to fraction form
    98,901,028.10/148,351,542.15 = 50,528,087.30/x
  3. Step 3: Cross multiply
    98,901,028.10x = 148,351,542.15 × 50,528,087.30
  4. Step 4: Simplify right side
    98,901,028.10x = 7,495,919,672,844,830
  5. Step 5: Solve for x
    x = 7,495,919,672,844,830/98,901,028.10
  6. Step 6: Final answer
    x = 75,792,130.95

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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.