Home / 69,984,071.40-104,976,107.10-51,844,218.60

Finding the Fourth Proportional to 69,984,071.40, 104,976,107.10 and 51,844,218.60

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Solution

The fourth proportional to 69,984,071.40, 104,976,107.10 and 51,844,218.60 is: 77,766,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,071.40 : 104,976,107.10 = 51,844,218.60 : x
  2. Step 2: Convert to fraction form
    69,984,071.40/104,976,107.10 = 51,844,218.60/x
  3. Step 3: Cross multiply
    69,984,071.40x = 104,976,107.10 × 51,844,218.60
  4. Step 4: Simplify right side
    69,984,071.40x = 5,442,404,244,269,412
  5. Step 5: Solve for x
    x = 5,442,404,244,269,412/69,984,071.40
  6. Step 6: Final answer
    x = 77,766,327.90

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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.