Home / 82,008,045.90-123,012,068.85-33,469,767.90

Finding the Fourth Proportional to 82,008,045.90, 123,012,068.85 and 33,469,767.90

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Solution

The fourth proportional to 82,008,045.90, 123,012,068.85 and 33,469,767.90 is: 50,204,651.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,008,045.90 : 123,012,068.85 = 33,469,767.90 : x
  2. Step 2: Convert to fraction form
    82,008,045.90/123,012,068.85 = 33,469,767.90/x
  3. Step 3: Cross multiply
    82,008,045.90x = 123,012,068.85 × 33,469,767.90
  4. Step 4: Simplify right side
    82,008,045.90x = 4,117,185,393,308,319.50
  5. Step 5: Solve for x
    x = 4,117,185,393,308,319.50/82,008,045.90
  6. Step 6: Final answer
    x = 50,204,651.85

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Similar ratio
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1.5x scale

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.