Home / 238,024,699.20-357,037,048.80-220,806,010.80

Finding the Fourth Proportional to 238,024,699.20, 357,037,048.80 and 220,806,010.80

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Solution

The fourth proportional to 238,024,699.20, 357,037,048.80 and 220,806,010.80 is: 331,209,016.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,024,699.20 : 357,037,048.80 = 220,806,010.80 : x
  2. Step 2: Convert to fraction form
    238,024,699.20/357,037,048.80 = 220,806,010.80/x
  3. Step 3: Cross multiply
    238,024,699.20x = 357,037,048.80 × 220,806,010.80
  4. Step 4: Simplify right side
    238,024,699.20x = 78,835,926,453,332,928
  5. Step 5: Solve for x
    x = 78,835,926,453,332,928/238,024,699.20
  6. Step 6: Final answer
    x = 331,209,016.20

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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.