Home / 331,128,783.70-496,693,175.55-101,067,974.80

Finding the Fourth Proportional to 331,128,783.70, 496,693,175.55 and 101,067,974.80

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Solution

The fourth proportional to 331,128,783.70, 496,693,175.55 and 101,067,974.80 is: 151,601,962.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,128,783.70 : 496,693,175.55 = 101,067,974.80 : x
  2. Step 2: Convert to fraction form
    331,128,783.70/496,693,175.55 = 101,067,974.80/x
  3. Step 3: Cross multiply
    331,128,783.70x = 496,693,175.55 × 101,067,974.80
  4. Step 4: Simplify right side
    331,128,783.70x = 50,199,773,349,819,376
  5. Step 5: Solve for x
    x = 50,199,773,349,819,376/331,128,783.70
  6. Step 6: Final answer
    x = 151,601,962.20

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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.