Home / 66,530,186.90-99,795,280.35-61,553,546.90

Finding the Fourth Proportional to 66,530,186.90, 99,795,280.35 and 61,553,546.90

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Solution

The fourth proportional to 66,530,186.90, 99,795,280.35 and 61,553,546.90 is: 92,330,320.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,530,186.90 : 99,795,280.35 = 61,553,546.90 : x
  2. Step 2: Convert to fraction form
    66,530,186.90/99,795,280.35 = 61,553,546.90/x
  3. Step 3: Cross multiply
    66,530,186.90x = 99,795,280.35 × 61,553,546.90
  4. Step 4: Simplify right side
    66,530,186.90x = 6,142,753,469,422,373
  5. Step 5: Solve for x
    x = 6,142,753,469,422,373/66,530,186.90
  6. Step 6: Final answer
    x = 92,330,320.35

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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.