Home / 91,276,632,073.80-136,914,948,110.70-74,733,086,320.20

Finding the Fourth Proportional to 91,276,632,073.80, 136,914,948,110.70 and 74,733,086,320.20

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Solution

The fourth proportional to 91,276,632,073.80, 136,914,948,110.70 and 74,733,086,320.20 is: 112,099,629,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,276,632,073.80 : 136,914,948,110.70 = 74,733,086,320.20 : x
  2. Step 2: Convert to fraction form
    91,276,632,073.80/136,914,948,110.70 = 74,733,086,320.20/x
  3. Step 3: Cross multiply
    91,276,632,073.80x = 136,914,948,110.70 × 74,733,086,320.20
  4. Step 4: Simplify right side
    91,276,632,073.80x = 10,232,076,635,682,646,261,760
  5. Step 5: Solve for x
    x = 10,232,076,635,682,646,261,760/91,276,632,073.80
  6. Step 6: Final answer
    x = 112,099,629,480.30

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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.