Home / 372,246,010.20-558,369,015.30-99,616,777.20

Finding the Fourth Proportional to 372,246,010.20, 558,369,015.30 and 99,616,777.20

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Solution

The fourth proportional to 372,246,010.20, 558,369,015.30 and 99,616,777.20 is: 149,425,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,246,010.20 : 558,369,015.30 = 99,616,777.20 : x
  2. Step 2: Convert to fraction form
    372,246,010.20/558,369,015.30 = 99,616,777.20/x
  3. Step 3: Cross multiply
    372,246,010.20x = 558,369,015.30 × 99,616,777.20
  4. Step 4: Simplify right side
    372,246,010.20x = 55,622,921,792,523,488
  5. Step 5: Solve for x
    x = 55,622,921,792,523,488/372,246,010.20
  6. Step 6: Final answer
    x = 149,425,165.80

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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.