Home / 264,449,246.40-396,674,786.52-80,218,300.68

Finding the Fourth Proportional to 264,449,246.40, 396,674,786.52 and 80,218,300.68

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Solution

The fourth proportional to 264,449,246.40, 396,674,786.52 and 80,218,300.68 is: 120,327,729.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,449,246.40 : 396,674,786.52 = 80,218,300.68 : x
  2. Step 2: Convert to fraction form
    264,449,246.40/396,674,786.52 = 80,218,300.68/x
  3. Step 3: Cross multiply
    264,449,246.40x = 396,674,786.52 × 80,218,300.68
  4. Step 4: Simplify right side
    264,449,246.40x = 31,820,577,297,236,172
  5. Step 5: Solve for x
    x = 31,820,577,297,236,172/264,449,246.40
  6. Step 6: Final answer
    x = 120,327,729.16

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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.