Home / 175,192,847.78-262,807,262.75-66,109,821.62

Finding the Fourth Proportional to 175,192,847.78, 262,807,262.75 and 66,109,821.62

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Solution

The fourth proportional to 175,192,847.78, 262,807,262.75 and 66,109,821.62 is: 99,171,521.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,192,847.78 : 262,807,262.75 = 66,109,821.62 : x
  2. Step 2: Convert to fraction form
    175,192,847.78/262,807,262.75 = 66,109,821.62/x
  3. Step 3: Cross multiply
    175,192,847.78x = 262,807,262.75 × 66,109,821.62
  4. Step 4: Simplify right side
    175,192,847.78x = 17,374,141,259,694,210
  5. Step 5: Solve for x
    x = 17,374,141,259,694,210/175,192,847.78
  6. Step 6: Final answer
    x = 99,171,521.44

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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.