Home / 110,726,729.10-166,090,093.65-67,680,008.10

Finding the Fourth Proportional to 110,726,729.10, 166,090,093.65 and 67,680,008.10

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Solution

The fourth proportional to 110,726,729.10, 166,090,093.65 and 67,680,008.10 is: 101,520,012.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,726,729.10 : 166,090,093.65 = 67,680,008.10 : x
  2. Step 2: Convert to fraction form
    110,726,729.10/166,090,093.65 = 67,680,008.10/x
  3. Step 3: Cross multiply
    110,726,729.10x = 166,090,093.65 × 67,680,008.10
  4. Step 4: Simplify right side
    110,726,729.10x = 11,240,978,883,561,758
  5. Step 5: Solve for x
    x = 11,240,978,883,561,758/110,726,729.10
  6. Step 6: Final answer
    x = 101,520,012.15

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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.