Home / 168,729,814.72-232,847,486.11-94,391,616.68

Finding the Fourth Proportional to 168,729,814.72, 232,847,486.11 and 94,391,616.68

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Solution

The fourth proportional to 168,729,814.72, 232,847,486.11 and 94,391,616.68 is: 130,260,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,729,814.72 : 232,847,486.11 = 94,391,616.68 : x
  2. Step 2: Convert to fraction form
    168,729,814.72/232,847,486.11 = 94,391,616.68/x
  3. Step 3: Cross multiply
    168,729,814.72x = 232,847,486.11 × 94,391,616.68
  4. Step 4: Simplify right side
    168,729,814.72x = 21,978,850,654,933,444
  5. Step 5: Solve for x
    x = 21,978,850,654,933,444/168,729,814.72
  6. Step 6: Final answer
    x = 130,260,622.24

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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.