Home / 69,940,169.30-96,478,687.01-49,063,284.63

Finding the Fourth Proportional to 69,940,169.30, 96,478,687.01 and 49,063,284.63

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Solution

The fourth proportional to 69,940,169.30, 96,478,687.01 and 49,063,284.63 is: 67,680,151.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,940,169.30 : 96,478,687.01 = 49,063,284.63 : x
  2. Step 2: Convert to fraction form
    69,940,169.30/96,478,687.01 = 49,063,284.63/x
  3. Step 3: Cross multiply
    69,940,169.30x = 96,478,687.01 × 49,063,284.63
  4. Step 4: Simplify right side
    69,940,169.30x = 4,733,561,281,622,972
  5. Step 5: Solve for x
    x = 4,733,561,281,622,972/69,940,169.30
  6. Step 6: Final answer
    x = 67,680,151.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.