Home / 330,858,470.80-496,287,706.20-169,615,334.80

Finding the Fourth Proportional to 330,858,470.80, 496,287,706.20 and 169,615,334.80

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Solution

The fourth proportional to 330,858,470.80, 496,287,706.20 and 169,615,334.80 is: 254,423,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,858,470.80 : 496,287,706.20 = 169,615,334.80 : x
  2. Step 2: Convert to fraction form
    330,858,470.80/496,287,706.20 = 169,615,334.80/x
  3. Step 3: Cross multiply
    330,858,470.80x = 496,287,706.20 × 169,615,334.80
  4. Step 4: Simplify right side
    330,858,470.80x = 84,178,005,444,237,040
  5. Step 5: Solve for x
    x = 84,178,005,444,237,040/330,858,470.80
  6. Step 6: Final answer
    x = 254,423,002.20

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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.