Home / 230,385,105.15-345,823,575.54-99,292,076.43

Finding the Fourth Proportional to 230,385,105.15, 345,823,575.54 and 99,292,076.43

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Solution

The fourth proportional to 230,385,105.15, 345,823,575.54 and 99,292,076.43 is: 149,044,101.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,385,105.15 : 345,823,575.54 = 99,292,076.43 : x
  2. Step 2: Convert to fraction form
    230,385,105.15/345,823,575.54 = 99,292,076.43/x
  3. Step 3: Cross multiply
    230,385,105.15x = 345,823,575.54 × 99,292,076.43
  4. Step 4: Simplify right side
    230,385,105.15x = 34,337,540,893,813,564
  5. Step 5: Solve for x
    x = 34,337,540,893,813,564/230,385,105.15
  6. Step 6: Final answer
    x = 149,044,101.06

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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.