Home / 554,058,721.59-764,600,630.04-303,164,760.90

Finding the Fourth Proportional to 554,058,721.59, 764,600,630.04 and 303,164,760.90

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Solution

The fourth proportional to 554,058,721.59, 764,600,630.04 and 303,164,760.90 is: 418,367,148.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,058,721.59 : 764,600,630.04 = 303,164,760.90 : x
  2. Step 2: Convert to fraction form
    554,058,721.59/764,600,630.04 = 303,164,760.90/x
  3. Step 3: Cross multiply
    554,058,721.59x = 764,600,630.04 × 303,164,760.90
  4. Step 4: Simplify right side
    554,058,721.59x = 231,799,967,190,065,920
  5. Step 5: Solve for x
    x = 231,799,967,190,065,920/554,058,721.59
  6. Step 6: Final answer
    x = 418,367,148.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.