Home / 791,057,748.93-1,186,471,120.30-230,668,991.61

Finding the Fourth Proportional to 791,057,748.93, 1,186,471,120.30 and 230,668,991.61

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Solution

The fourth proportional to 791,057,748.93, 1,186,471,120.30 and 230,668,991.61 is: 345,969,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,057,748.93 : 1,186,471,120.30 = 230,668,991.61 : x
  2. Step 2: Convert to fraction form
    791,057,748.93/1,186,471,120.30 = 230,668,991.61/x
  3. Step 3: Cross multiply
    791,057,748.93x = 1,186,471,120.30 × 230,668,991.61
  4. Step 4: Simplify right side
    791,057,748.93x = 273,682,096,893,988,000
  5. Step 5: Solve for x
    x = 273,682,096,893,988,000/791,057,748.93
  6. Step 6: Final answer
    x = 345,969,807.22

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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.