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Finding the Fourth Proportional to 264,384,000.40, 396,576,000.60 and 234,906,739.60

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Solution

The fourth proportional to 264,384,000.40, 396,576,000.60 and 234,906,739.60 is: 352,360,109.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,384,000.40 : 396,576,000.60 = 234,906,739.60 : x
  2. Step 2: Convert to fraction form
    264,384,000.40/396,576,000.60 = 234,906,739.60/x
  3. Step 3: Cross multiply
    264,384,000.40x = 396,576,000.60 × 234,906,739.60
  4. Step 4: Simplify right side
    264,384,000.40x = 93,158,375,304,553,648
  5. Step 5: Solve for x
    x = 93,158,375,304,553,648/264,384,000.40
  6. Step 6: Final answer
    x = 352,360,109.40

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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.