Home / 266,923,367.10-368,392,918.64-149,456,267.39

Finding the Fourth Proportional to 266,923,367.10, 368,392,918.64 and 149,456,267.39

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Solution

The fourth proportional to 266,923,367.10, 368,392,918.64 and 149,456,267.39 is: 206,271,302.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,923,367.10 : 368,392,918.64 = 149,456,267.39 : x
  2. Step 2: Convert to fraction form
    266,923,367.10/368,392,918.64 = 149,456,267.39/x
  3. Step 3: Cross multiply
    266,923,367.10x = 368,392,918.64 × 149,456,267.39
  4. Step 4: Simplify right side
    266,923,367.10x = 55,058,630,552,842,344
  5. Step 5: Solve for x
    x = 55,058,630,552,842,344/266,923,367.10
  6. Step 6: Final answer
    x = 206,271,302.33

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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.