Home / 98,930,725.20-148,396,087.80-92,553,433.20

Finding the Fourth Proportional to 98,930,725.20, 148,396,087.80 and 92,553,433.20

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Solution

The fourth proportional to 98,930,725.20, 148,396,087.80 and 92,553,433.20 is: 138,830,149.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,930,725.20 : 148,396,087.80 = 92,553,433.20 : x
  2. Step 2: Convert to fraction form
    98,930,725.20/148,396,087.80 = 92,553,433.20/x
  3. Step 3: Cross multiply
    98,930,725.20x = 148,396,087.80 × 92,553,433.20
  4. Step 4: Simplify right side
    98,930,725.20x = 13,734,567,399,338,636
  5. Step 5: Solve for x
    x = 13,734,567,399,338,636/98,930,725.20
  6. Step 6: Final answer
    x = 138,830,149.80

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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.