Home / 90,922,235.06-136,384,534.49-30,337,961.06

Finding the Fourth Proportional to 90,922,235.06, 136,384,534.49 and 30,337,961.06

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Solution

The fourth proportional to 90,922,235.06, 136,384,534.49 and 30,337,961.06 is: 45,507,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,922,235.06 : 136,384,534.49 = 30,337,961.06 : x
  2. Step 2: Convert to fraction form
    90,922,235.06/136,384,534.49 = 30,337,961.06/x
  3. Step 3: Cross multiply
    90,922,235.06x = 136,384,534.49 × 30,337,961.06
  4. Step 4: Simplify right side
    90,922,235.06x = 4,137,628,696,733,119
  5. Step 5: Solve for x
    x = 4,137,628,696,733,119/90,922,235.06
  6. Step 6: Final answer
    x = 45,507,335.95

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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.