Home / 388,610,623.96-582,322,778.51-230,732,744.87

Finding the Fourth Proportional to 388,610,623.96, 582,322,778.51 and 230,732,744.87

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Solution

The fourth proportional to 388,610,623.96, 582,322,778.51 and 230,732,744.87 is: 345,746,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,610,623.96 : 582,322,778.51 = 230,732,744.87 : x
  2. Step 2: Convert to fraction form
    388,610,623.96/582,322,778.51 = 230,732,744.87/x
  3. Step 3: Cross multiply
    388,610,623.96x = 582,322,778.51 × 230,732,744.87
  4. Step 4: Simplify right side
    388,610,623.96x = 134,360,933,086,239,488
  5. Step 5: Solve for x
    x = 134,360,933,086,239,488/388,610,623.96
  6. Step 6: Final answer
    x = 345,746,937.43

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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.