Home / 237,414,720.80-356,122,081.20-213,984,077.60

Finding the Fourth Proportional to 237,414,720.80, 356,122,081.20 and 213,984,077.60

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Solution

The fourth proportional to 237,414,720.80, 356,122,081.20 and 213,984,077.60 is: 320,976,116.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,414,720.80 : 356,122,081.20 = 213,984,077.60 : x
  2. Step 2: Convert to fraction form
    237,414,720.80/356,122,081.20 = 213,984,077.60/x
  3. Step 3: Cross multiply
    237,414,720.80x = 356,122,081.20 × 213,984,077.60
  4. Step 4: Simplify right side
    237,414,720.80x = 76,204,455,058,574,304
  5. Step 5: Solve for x
    x = 76,204,455,058,574,304/237,414,720.80
  6. Step 6: Final answer
    x = 320,976,116.40

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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.