Home / 297,296,778-410,269,553.64-166,919,385.36

Finding the Fourth Proportional to 297,296,778, 410,269,553.64 and 166,919,385.36

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Solution

The fourth proportional to 297,296,778, 410,269,553.64 and 166,919,385.36 is: 230,348,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,296,778 : 410,269,553.64 = 166,919,385.36 : x
  2. Step 2: Convert to fraction form
    297,296,778/410,269,553.64 = 166,919,385.36/x
  3. Step 3: Cross multiply
    297,296,778x = 410,269,553.64 × 166,919,385.36
  4. Step 4: Simplify right side
    297,296,778x = 68,481,941,725,510,352
  5. Step 5: Solve for x
    x = 68,481,941,725,510,352/297,296,778
  6. Step 6: Final answer
    x = 230,348,751.80

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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.