Home / 275,600,620.80-413,387,187.12-103,064,749.92

Finding the Fourth Proportional to 275,600,620.80, 413,387,187.12 and 103,064,749.92

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Solution

The fourth proportional to 275,600,620.80, 413,387,187.12 and 103,064,749.92 is: 154,591,985.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,600,620.80 : 413,387,187.12 = 103,064,749.92 : x
  2. Step 2: Convert to fraction form
    275,600,620.80/413,387,187.12 = 103,064,749.92/x
  3. Step 3: Cross multiply
    275,600,620.80x = 413,387,187.12 × 103,064,749.92
  4. Step 4: Simplify right side
    275,600,620.80x = 42,605,647,060,655,048
  5. Step 5: Solve for x
    x = 42,605,647,060,655,048/275,600,620.80
  6. Step 6: Final answer
    x = 154,591,985.09

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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.