Home / 121,383,010.20-182,074,515.30-110,329,037.40

Finding the Fourth Proportional to 121,383,010.20, 182,074,515.30 and 110,329,037.40

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Solution

The fourth proportional to 121,383,010.20, 182,074,515.30 and 110,329,037.40 is: 165,493,556.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,383,010.20 : 182,074,515.30 = 110,329,037.40 : x
  2. Step 2: Convert to fraction form
    121,383,010.20/182,074,515.30 = 110,329,037.40/x
  3. Step 3: Cross multiply
    121,383,010.20x = 182,074,515.30 × 110,329,037.40
  4. Step 4: Simplify right side
    121,383,010.20x = 20,088,106,008,120,576
  5. Step 5: Solve for x
    x = 20,088,106,008,120,576/121,383,010.20
  6. Step 6: Final answer
    x = 165,493,556.10

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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.