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Finding the Fourth Proportional to 297,967,662.60, 446,970,386.34 and 93,503,807.88

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Solution

The fourth proportional to 297,967,662.60, 446,970,386.34 and 93,503,807.88 is: 140,261,640.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,967,662.60 : 446,970,386.34 = 93,503,807.88 : x
  2. Step 2: Convert to fraction form
    297,967,662.60/446,970,386.34 = 93,503,807.88/x
  3. Step 3: Cross multiply
    297,967,662.60x = 446,970,386.34 × 93,503,807.88
  4. Step 4: Simplify right side
    297,967,662.60x = 41,793,433,132,384,728
  5. Step 5: Solve for x
    x = 41,793,433,132,384,728/297,967,662.60
  6. Step 6: Final answer
    x = 140,261,640.37

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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.