Home / 214,867,576.20-322,300,962-67,326,431.16

Finding the Fourth Proportional to 214,867,576.20, 322,300,962 and 67,326,431.16

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Solution

The fourth proportional to 214,867,576.20, 322,300,962 and 67,326,431.16 is: 100,989,520.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,867,576.20 : 322,300,962 = 67,326,431.16 : x
  2. Step 2: Convert to fraction form
    214,867,576.20/322,300,962 = 67,326,431.16/x
  3. Step 3: Cross multiply
    214,867,576.20x = 322,300,962 × 67,326,431.16
  4. Step 4: Simplify right side
    214,867,576.20x = 21,699,373,530,894,776
  5. Step 5: Solve for x
    x = 21,699,373,530,894,776/214,867,576.20
  6. Step 6: Final answer
    x = 100,989,520.68

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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.