Home / 741,441,010.80-1,112,161,516.20-196,237,657.20

Finding the Fourth Proportional to 741,441,010.80, 1,112,161,516.20 and 196,237,657.20

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Solution

The fourth proportional to 741,441,010.80, 1,112,161,516.20 and 196,237,657.20 is: 294,356,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,441,010.80 : 1,112,161,516.20 = 196,237,657.20 : x
  2. Step 2: Convert to fraction form
    741,441,010.80/1,112,161,516.20 = 196,237,657.20/x
  3. Step 3: Cross multiply
    741,441,010.80x = 1,112,161,516.20 × 196,237,657.20
  4. Step 4: Simplify right side
    741,441,010.80x = 218,247,970,367,087,840
  5. Step 5: Solve for x
    x = 218,247,970,367,087,840/741,441,010.80
  6. Step 6: Final answer
    x = 294,356,485.80

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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.