Home / 290,304,002.20-435,456,003.30-175,642,216.60

Finding the Fourth Proportional to 290,304,002.20, 435,456,003.30 and 175,642,216.60

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Solution

The fourth proportional to 290,304,002.20, 435,456,003.30 and 175,642,216.60 is: 263,463,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,304,002.20 : 435,456,003.30 = 175,642,216.60 : x
  2. Step 2: Convert to fraction form
    290,304,002.20/435,456,003.30 = 175,642,216.60/x
  3. Step 3: Cross multiply
    290,304,002.20x = 435,456,003.30 × 175,642,216.60
  4. Step 4: Simplify right side
    290,304,002.20x = 76,484,457,651,388,912
  5. Step 5: Solve for x
    x = 76,484,457,651,388,912/290,304,002.20
  6. Step 6: Final answer
    x = 263,463,324.90

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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.