Home / 395,058,899.80-592,601,789.02-187,690,289.24

Finding the Fourth Proportional to 395,058,899.80, 592,601,789.02 and 187,690,289.24

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Solution

The fourth proportional to 395,058,899.80, 592,601,789.02 and 187,690,289.24 is: 281,541,818.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,058,899.80 : 592,601,789.02 = 187,690,289.24 : x
  2. Step 2: Convert to fraction form
    395,058,899.80/592,601,789.02 = 187,690,289.24/x
  3. Step 3: Cross multiply
    395,058,899.80x = 592,601,789.02 × 187,690,289.24
  4. Step 4: Simplify right side
    395,058,899.80x = 111,225,601,185,305,264
  5. Step 5: Solve for x
    x = 111,225,601,185,305,264/395,058,899.80
  6. Step 6: Final answer
    x = 281,541,818.81

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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.