Home / 264,339,776.34-396,465,685.61-80,063,439.96

Finding the Fourth Proportional to 264,339,776.34, 396,465,685.61 and 80,063,439.96

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Solution

The fourth proportional to 264,339,776.34, 396,465,685.61 and 80,063,439.96 is: 120,081,839.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,339,776.34 : 396,465,685.61 = 80,063,439.96 : x
  2. Step 2: Convert to fraction form
    264,339,776.34/396,465,685.61 = 80,063,439.96/x
  3. Step 3: Cross multiply
    264,339,776.34x = 396,465,685.61 × 80,063,439.96
  4. Step 4: Simplify right side
    264,339,776.34x = 31,742,406,616,906,832
  5. Step 5: Solve for x
    x = 31,742,406,616,906,832/264,339,776.34
  6. Step 6: Final answer
    x = 120,081,839.58

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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.