Home / 102,015,279-153,032,107.68-32,929,720.20

Finding the Fourth Proportional to 102,015,279, 153,032,107.68 and 32,929,720.20

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Solution

The fourth proportional to 102,015,279, 153,032,107.68 and 32,929,720.20 is: 49,397,546.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,015,279 : 153,032,107.68 = 32,929,720.20 : x
  2. Step 2: Convert to fraction form
    102,015,279/153,032,107.68 = 32,929,720.20/x
  3. Step 3: Cross multiply
    102,015,279x = 153,032,107.68 × 32,929,720.20
  4. Step 4: Simplify right side
    102,015,279x = 5,039,304,487,518,671
  5. Step 5: Solve for x
    x = 5,039,304,487,518,671/102,015,279
  6. Step 6: Final answer
    x = 49,397,546.49

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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.