Home / 394,582,493.20-591,873,739.80-164,475,101.20

Finding the Fourth Proportional to 394,582,493.20, 591,873,739.80 and 164,475,101.20

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Solution

The fourth proportional to 394,582,493.20, 591,873,739.80 and 164,475,101.20 is: 246,712,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,582,493.20 : 591,873,739.80 = 164,475,101.20 : x
  2. Step 2: Convert to fraction form
    394,582,493.20/591,873,739.80 = 164,475,101.20/x
  3. Step 3: Cross multiply
    394,582,493.20x = 591,873,739.80 × 164,475,101.20
  4. Step 4: Simplify right side
    394,582,493.20x = 97,348,493,251,227,456
  5. Step 5: Solve for x
    x = 97,348,493,251,227,456/394,582,493.20
  6. Step 6: Final answer
    x = 246,712,651.80

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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.