Home / 330,970,447.32-496,283,313.51-123,538,297.83

Finding the Fourth Proportional to 330,970,447.32, 496,283,313.51 and 123,538,297.83

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Solution

The fourth proportional to 330,970,447.32, 496,283,313.51 and 123,538,297.83 is: 185,243,112.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,970,447.32 : 496,283,313.51 = 123,538,297.83 : x
  2. Step 2: Convert to fraction form
    330,970,447.32/496,283,313.51 = 123,538,297.83/x
  3. Step 3: Cross multiply
    330,970,447.32x = 496,283,313.51 × 123,538,297.83
  4. Step 4: Simplify right side
    330,970,447.32x = 61,309,995,792,457,640
  5. Step 5: Solve for x
    x = 61,309,995,792,457,640/330,970,447.32
  6. Step 6: Final answer
    x = 185,243,112.46

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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.