Home / 431,108,709.13-594,930,279.22-232,870,291.48

Finding the Fourth Proportional to 431,108,709.13, 594,930,279.22 and 232,870,291.48

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Solution

The fourth proportional to 431,108,709.13, 594,930,279.22 and 232,870,291.48 is: 321,361,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,108,709.13 : 594,930,279.22 = 232,870,291.48 : x
  2. Step 2: Convert to fraction form
    431,108,709.13/594,930,279.22 = 232,870,291.48/x
  3. Step 3: Cross multiply
    431,108,709.13x = 594,930,279.22 × 232,870,291.48
  4. Step 4: Simplify right side
    431,108,709.13x = 138,541,587,529,264,544
  5. Step 5: Solve for x
    x = 138,541,587,529,264,544/431,108,709.13
  6. Step 6: Final answer
    x = 321,361,143.02

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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.