Home / 394,356,020.13-591,587,835.80-164,271,296.52

Finding the Fourth Proportional to 394,356,020.13, 591,587,835.80 and 164,271,296.52

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Solution

The fourth proportional to 394,356,020.13, 591,587,835.80 and 164,271,296.52 is: 246,429,357.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,356,020.13 : 591,587,835.80 = 164,271,296.52 : x
  2. Step 2: Convert to fraction form
    394,356,020.13/591,587,835.80 = 164,271,296.52/x
  3. Step 3: Cross multiply
    394,356,020.13x = 591,587,835.80 × 164,271,296.52
  4. Step 4: Simplify right side
    394,356,020.13x = 97,180,900,792,326,864
  5. Step 5: Solve for x
    x = 97,180,900,792,326,864/394,356,020.13
  6. Step 6: Final answer
    x = 246,429,357.82

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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.