Home / 14,970,069,627.21-20,658,859,344.22-8,287,177,794.57

Finding the Fourth Proportional to 14,970,069,627.21, 20,658,859,344.22 and 8,287,177,794.57

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Solution

The fourth proportional to 14,970,069,627.21, 20,658,859,344.22 and 8,287,177,794.57 is: 11,436,395,733.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,970,069,627.21 : 20,658,859,344.22 = 8,287,177,794.57 : x
  2. Step 2: Convert to fraction form
    14,970,069,627.21/20,658,859,344.22 = 8,287,177,794.57/x
  3. Step 3: Cross multiply
    14,970,069,627.21x = 20,658,859,344.22 × 8,287,177,794.57
  4. Step 4: Simplify right side
    14,970,069,627.21x = 171,203,640,418,598,060,032
  5. Step 5: Solve for x
    x = 171,203,640,418,598,060,032/14,970,069,627.21
  6. Step 6: Final answer
    x = 11,436,395,733.75

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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.