Home / 437,003,488.16-603,057,778.80-238,760,727.20

Finding the Fourth Proportional to 437,003,488.16, 603,057,778.80 and 238,760,727.20

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Solution

The fourth proportional to 437,003,488.16, 603,057,778.80 and 238,760,727.20 is: 329,485,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,003,488.16 : 603,057,778.80 = 238,760,727.20 : x
  2. Step 2: Convert to fraction form
    437,003,488.16/603,057,778.80 = 238,760,727.20/x
  3. Step 3: Cross multiply
    437,003,488.16x = 603,057,778.80 × 238,760,727.20
  4. Step 4: Simplify right side
    437,003,488.16x = 143,986,513,809,904,720
  5. Step 5: Solve for x
    x = 143,986,513,809,904,720/437,003,488.16
  6. Step 6: Final answer
    x = 329,485,959.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.