Home / 104,329,489,972.11-156,503,249,661.39-28,782,640,652.24

Finding the Fourth Proportional to 104,329,489,972.11, 156,503,249,661.39 and 28,782,640,652.24

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Solution

The fourth proportional to 104,329,489,972.11, 156,503,249,661.39 and 28,782,640,652.24 is: 43,176,447,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,329,489,972.11 : 156,503,249,661.39 = 28,782,640,652.24 : x
  2. Step 2: Convert to fraction form
    104,329,489,972.11/156,503,249,661.39 = 28,782,640,652.24/x
  3. Step 3: Cross multiply
    104,329,489,972.11x = 156,503,249,661.39 × 28,782,640,652.24
  4. Step 4: Simplify right side
    104,329,489,972.11x = 4,504,576,795,911,590,510,592
  5. Step 5: Solve for x
    x = 4,504,576,795,911,590,510,592/104,329,489,972.11
  6. Step 6: Final answer
    x = 43,176,447,973.78

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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.