Home / 1,120,337,115.96-1,546,067,359.44-618,546,870.48

Finding the Fourth Proportional to 1,120,337,115.96, 1,546,067,359.44 and 618,546,870.48

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Solution

The fourth proportional to 1,120,337,115.96, 1,546,067,359.44 and 618,546,870.48 is: 853,595,862.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,337,115.96 : 1,546,067,359.44 = 618,546,870.48 : x
  2. Step 2: Convert to fraction form
    1,120,337,115.96/1,546,067,359.44 = 618,546,870.48/x
  3. Step 3: Cross multiply
    1,120,337,115.96x = 1,546,067,359.44 × 618,546,870.48
  4. Step 4: Simplify right side
    1,120,337,115.96x = 956,315,126,732,889,344
  5. Step 5: Solve for x
    x = 956,315,126,732,889,344/1,120,337,115.96
  6. Step 6: Final answer
    x = 853,595,862.45

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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.