Home / 99,578,512.20-149,367,768.30-93,531,894.60

Finding the Fourth Proportional to 99,578,512.20, 149,367,768.30 and 93,531,894.60

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Solution

The fourth proportional to 99,578,512.20, 149,367,768.30 and 93,531,894.60 is: 140,297,841.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,578,512.20 : 149,367,768.30 = 93,531,894.60 : x
  2. Step 2: Convert to fraction form
    99,578,512.20/149,367,768.30 = 93,531,894.60/x
  3. Step 3: Cross multiply
    99,578,512.20x = 149,367,768.30 × 93,531,894.60
  4. Step 4: Simplify right side
    99,578,512.20x = 13,970,650,361,272,822
  5. Step 5: Solve for x
    x = 13,970,650,361,272,822/99,578,512.20
  6. Step 6: Final answer
    x = 140,297,841.90

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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.