Home / 1,067,062,803.28-1,472,515,042.12-590,774,399.66

Finding the Fourth Proportional to 1,067,062,803.28, 1,472,515,042.12 and 590,774,399.66

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Solution

The fourth proportional to 1,067,062,803.28, 1,472,515,042.12 and 590,774,399.66 is: 815,251,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,062,803.28 : 1,472,515,042.12 = 590,774,399.66 : x
  2. Step 2: Convert to fraction form
    1,067,062,803.28/1,472,515,042.12 = 590,774,399.66/x
  3. Step 3: Cross multiply
    1,067,062,803.28x = 1,472,515,042.12 × 590,774,399.66
  4. Step 4: Simplify right side
    1,067,062,803.28x = 869,924,190,000,967,040
  5. Step 5: Solve for x
    x = 869,924,190,000,967,040/1,067,062,803.28
  6. Step 6: Final answer
    x = 815,251,161.72

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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.