Home / 99,661,616.20-149,492,424.30-93,614,998.60

Finding the Fourth Proportional to 99,661,616.20, 149,492,424.30 and 93,614,998.60

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Solution

The fourth proportional to 99,661,616.20, 149,492,424.30 and 93,614,998.60 is: 140,422,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,661,616.20 : 149,492,424.30 = 93,614,998.60 : x
  2. Step 2: Convert to fraction form
    99,661,616.20/149,492,424.30 = 93,614,998.60/x
  3. Step 3: Cross multiply
    99,661,616.20x = 149,492,424.30 × 93,614,998.60
  4. Step 4: Simplify right side
    99,661,616.20x = 13,994,733,091,555,106
  5. Step 5: Solve for x
    x = 13,994,733,091,555,106/99,661,616.20
  6. Step 6: Final answer
    x = 140,422,497.90

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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.