Home / 547,629,045.40-821,436,392.76-133,104,662.43

Finding the Fourth Proportional to 547,629,045.40, 821,436,392.76 and 133,104,662.43

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Solution

The fourth proportional to 547,629,045.40, 821,436,392.76 and 133,104,662.43 is: 199,655,249.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,629,045.40 : 821,436,392.76 = 133,104,662.43 : x
  2. Step 2: Convert to fraction form
    547,629,045.40/821,436,392.76 = 133,104,662.43/x
  3. Step 3: Cross multiply
    547,629,045.40x = 821,436,392.76 × 133,104,662.43
  4. Step 4: Simplify right side
    547,629,045.40x = 109,337,013,766,036,704
  5. Step 5: Solve for x
    x = 109,337,013,766,036,704/547,629,045.40
  6. Step 6: Final answer
    x = 199,655,249.63

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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.