Home / 193,960,356.72-290,620,820.52-173,959,240.56

Finding the Fourth Proportional to 193,960,356.72, 290,620,820.52 and 173,959,240.56

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Solution

The fourth proportional to 193,960,356.72, 290,620,820.52 and 173,959,240.56 is: 260,652,115.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,960,356.72 : 290,620,820.52 = 173,959,240.56 : x
  2. Step 2: Convert to fraction form
    193,960,356.72/290,620,820.52 = 173,959,240.56/x
  3. Step 3: Cross multiply
    193,960,356.72x = 290,620,820.52 × 173,959,240.56
  4. Step 4: Simplify right side
    193,960,356.72x = 50,556,177,228,583,264
  5. Step 5: Solve for x
    x = 50,556,177,228,583,264/193,960,356.72
  6. Step 6: Final answer
    x = 260,652,115.12

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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.