Home / 90,260,354,918.11-135,391,109,321.13-26,517,440,076.97

Finding the Fourth Proportional to 90,260,354,918.11, 135,391,109,321.13 and 26,517,440,076.97

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Solution

The fourth proportional to 90,260,354,918.11, 135,391,109,321.13 and 26,517,440,076.97 is: 39,776,329,614.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,260,354,918.11 : 135,391,109,321.13 = 26,517,440,076.97 : x
  2. Step 2: Convert to fraction form
    90,260,354,918.11/135,391,109,321.13 = 26,517,440,076.97/x
  3. Step 3: Cross multiply
    90,260,354,918.11x = 135,391,109,321.13 × 26,517,440,076.97
  4. Step 4: Simplify right side
    90,260,354,918.11x = 3,590,225,628,377,559,597,056
  5. Step 5: Solve for x
    x = 3,590,225,628,377,559,597,056/90,260,354,918.11
  6. Step 6: Final answer
    x = 39,776,329,614.87

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1.5x scale

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.