Home / 193,536,571.20-290,304,856.80-164,311,252.80

Finding the Fourth Proportional to 193,536,571.20, 290,304,856.80 and 164,311,252.80

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Solution

The fourth proportional to 193,536,571.20, 290,304,856.80 and 164,311,252.80 is: 246,466,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,536,571.20 : 290,304,856.80 = 164,311,252.80 : x
  2. Step 2: Convert to fraction form
    193,536,571.20/290,304,856.80 = 164,311,252.80/x
  3. Step 3: Cross multiply
    193,536,571.20x = 290,304,856.80 × 164,311,252.80
  4. Step 4: Simplify right side
    193,536,571.20x = 47,700,354,714,732,608
  5. Step 5: Solve for x
    x = 47,700,354,714,732,608/193,536,571.20
  6. Step 6: Final answer
    x = 246,466,879.20

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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.