Home / 3,856,512,273,486.80-5,321,987,806,103.20-2,122,321,829,818.40

Finding the Fourth Proportional to 3,856,512,273,486.80, 5,321,987,806,103.20 and 2,122,321,829,818.40

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Solution

The fourth proportional to 3,856,512,273,486.80, 5,321,987,806,103.20 and 2,122,321,829,818.40 is: 2,928,804,603,209.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,856,512,273,486.80 : 5,321,987,806,103.20 = 2,122,321,829,818.40 : x
  2. Step 2: Convert to fraction form
    3,856,512,273,486.80/5,321,987,806,103.20 = 2,122,321,829,818.40/x
  3. Step 3: Cross multiply
    3,856,512,273,486.80x = 5,321,987,806,103.20 × 2,122,321,829,818.40
  4. Step 4: Simplify right side
    3,856,512,273,486.80x = 11,294,970,898,920,154,465,304,576
  5. Step 5: Solve for x
    x = 11,294,970,898,920,154,465,304,576/3,856,512,273,486.80
  6. Step 6: Final answer
    x = 2,928,804,603,209.00

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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.