Home / 486,167,464.12-670,911,081.24-266,150,890.12

Finding the Fourth Proportional to 486,167,464.12, 670,911,081.24 and 266,150,890.12

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Solution

The fourth proportional to 486,167,464.12, 670,911,081.24 and 266,150,890.12 is: 367,288,217.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,167,464.12 : 670,911,081.24 = 266,150,890.12 : x
  2. Step 2: Convert to fraction form
    486,167,464.12/670,911,081.24 = 266,150,890.12/x
  3. Step 3: Cross multiply
    486,167,464.12x = 670,911,081.24 × 266,150,890.12
  4. Step 4: Simplify right side
    486,167,464.12x = 178,563,581,463,397,632
  5. Step 5: Solve for x
    x = 178,563,581,463,397,632/486,167,464.12
  6. Step 6: Final answer
    x = 367,288,217.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.