Home / 3,849,324,167.88-5,776,415,103.28-1,638,530,272.18

Finding the Fourth Proportional to 3,849,324,167.88, 5,776,415,103.28 and 1,638,530,272.18

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Solution

The fourth proportional to 3,849,324,167.88, 5,776,415,103.28 and 1,638,530,272.18 is: 2,458,829,290.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849,324,167.88 : 5,776,415,103.28 = 1,638,530,272.18 : x
  2. Step 2: Convert to fraction form
    3,849,324,167.88/5,776,415,103.28 = 1,638,530,272.18/x
  3. Step 3: Cross multiply
    3,849,324,167.88x = 5,776,415,103.28 × 1,638,530,272.18
  4. Step 4: Simplify right side
    3,849,324,167.88x = 9,464,831,011,402,041,344
  5. Step 5: Solve for x
    x = 9,464,831,011,402,041,344/3,849,324,167.88
  6. Step 6: Final answer
    x = 2,458,829,290.19

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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.