Home / 193,219,234.38-289,796,309.01-55,035,126.54

Finding the Fourth Proportional to 193,219,234.38, 289,796,309.01 and 55,035,126.54

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Solution

The fourth proportional to 193,219,234.38, 289,796,309.01 and 55,035,126.54 is: 82,543,420.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,219,234.38 : 289,796,309.01 = 55,035,126.54 : x
  2. Step 2: Convert to fraction form
    193,219,234.38/289,796,309.01 = 55,035,126.54/x
  3. Step 3: Cross multiply
    193,219,234.38x = 289,796,309.01 × 55,035,126.54
  4. Step 4: Simplify right side
    193,219,234.38x = 15,948,976,537,190,292
  5. Step 5: Solve for x
    x = 15,948,976,537,190,292/193,219,234.38
  6. Step 6: Final answer
    x = 82,543,420.63

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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.