Home / 100,351,644.12-150,349,285.42-41,930,714.61

Finding the Fourth Proportional to 100,351,644.12, 150,349,285.42 and 41,930,714.61

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Solution

The fourth proportional to 100,351,644.12, 150,349,285.42 and 41,930,714.61 is: 62,821,621.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,351,644.12 : 150,349,285.42 = 41,930,714.61 : x
  2. Step 2: Convert to fraction form
    100,351,644.12/150,349,285.42 = 41,930,714.61/x
  3. Step 3: Cross multiply
    100,351,644.12x = 150,349,285.42 × 41,930,714.61
  4. Step 4: Simplify right side
    100,351,644.12x = 6,304,252,978,658,627
  5. Step 5: Solve for x
    x = 6,304,252,978,658,627/100,351,644.12
  6. Step 6: Final answer
    x = 62,821,621.25

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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.