Home / 205,605,997.25-308,378,659.39-60,000,463.46

Finding the Fourth Proportional to 205,605,997.25, 308,378,659.39 and 60,000,463.46

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Solution

The fourth proportional to 205,605,997.25, 308,378,659.39 and 60,000,463.46 is: 89,991,842.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,605,997.25 : 308,378,659.39 = 60,000,463.46 : x
  2. Step 2: Convert to fraction form
    205,605,997.25/308,378,659.39 = 60,000,463.46/x
  3. Step 3: Cross multiply
    205,605,997.25x = 308,378,659.39 × 60,000,463.46
  4. Step 4: Simplify right side
    205,605,997.25x = 18,502,862,485,194,424
  5. Step 5: Solve for x
    x = 18,502,862,485,194,424/205,605,997.25
  6. Step 6: Final answer
    x = 89,991,842.33

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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.