Home / 13,677,572,967.09-20,489,640,321.21-9,422,512,738.46

Finding the Fourth Proportional to 13,677,572,967.09, 20,489,640,321.21 and 9,422,512,738.46

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Solution

The fourth proportional to 13,677,572,967.09, 20,489,640,321.21 and 9,422,512,738.46 is: 14,115,362,235.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,677,572,967.09 : 20,489,640,321.21 = 9,422,512,738.46 : x
  2. Step 2: Convert to fraction form
    13,677,572,967.09/20,489,640,321.21 = 9,422,512,738.46/x
  3. Step 3: Cross multiply
    13,677,572,967.09x = 20,489,640,321.21 × 9,422,512,738.46
  4. Step 4: Simplify right side
    13,677,572,967.09x = 193,063,896,933,038,227,456
  5. Step 5: Solve for x
    x = 193,063,896,933,038,227,456/13,677,572,967.09
  6. Step 6: Final answer
    x = 14,115,362,235.50

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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.