Home / 1,965,805,840.31-2,948,719,782.94-655,704,297.18

Finding the Fourth Proportional to 1,965,805,840.31, 2,948,719,782.94 and 655,704,297.18

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Solution

The fourth proportional to 1,965,805,840.31, 2,948,719,782.94 and 655,704,297.18 is: 983,560,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,805,840.31 : 2,948,719,782.94 = 655,704,297.18 : x
  2. Step 2: Convert to fraction form
    1,965,805,840.31/2,948,719,782.94 = 655,704,297.18/x
  3. Step 3: Cross multiply
    1,965,805,840.31x = 2,948,719,782.94 × 655,704,297.18
  4. Step 4: Simplify right side
    1,965,805,840.31x = 1,933,488,232,851,795,456
  5. Step 5: Solve for x
    x = 1,933,488,232,851,795,456/1,965,805,840.31
  6. Step 6: Final answer
    x = 983,560,122.37

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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.