Home / 281,503,154.00-422,325,063.09-198,666,647.42

Finding the Fourth Proportional to 281,503,154.00, 422,325,063.09 and 198,666,647.42

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Solution

The fourth proportional to 281,503,154.00, 422,325,063.09 and 198,666,647.42 is: 298,049,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,503,154.00 : 422,325,063.09 = 198,666,647.42 : x
  2. Step 2: Convert to fraction form
    281,503,154.00/422,325,063.09 = 198,666,647.42/x
  3. Step 3: Cross multiply
    281,503,154.00x = 422,325,063.09 × 198,666,647.42
  4. Step 4: Simplify right side
    281,503,154.00x = 83,901,904,403,418,656
  5. Step 5: Solve for x
    x = 83,901,904,403,418,656/281,503,154.00
  6. Step 6: Final answer
    x = 298,049,606.95

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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.