Home / 295,269,557.80-442,902,003.90-76,919,477.80

Finding the Fourth Proportional to 295,269,557.80, 442,902,003.90 and 76,919,477.80

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Solution

The fourth proportional to 295,269,557.80, 442,902,003.90 and 76,919,477.80 is: 115,378,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,269,557.80 : 442,902,003.90 = 76,919,477.80 : x
  2. Step 2: Convert to fraction form
    295,269,557.80/442,902,003.90 = 76,919,477.80/x
  3. Step 3: Cross multiply
    295,269,557.80x = 442,902,003.90 × 76,919,477.80
  4. Step 4: Simplify right side
    295,269,557.80x = 34,067,790,856,561,560
  5. Step 5: Solve for x
    x = 34,067,790,856,561,560/295,269,557.80
  6. Step 6: Final answer
    x = 115,378,608.99

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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.