Home / 196,660,045.33-271,390,821.55-108,554,020.02

Finding the Fourth Proportional to 196,660,045.33, 271,390,821.55 and 108,554,020.02

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Solution

The fourth proportional to 196,660,045.33, 271,390,821.55 and 108,554,020.02 is: 149,804,524.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,660,045.33 : 271,390,821.55 = 108,554,020.02 : x
  2. Step 2: Convert to fraction form
    196,660,045.33/271,390,821.55 = 108,554,020.02/x
  3. Step 3: Cross multiply
    196,660,045.33x = 271,390,821.55 × 108,554,020.02
  4. Step 4: Simplify right side
    196,660,045.33x = 29,460,564,675,511,564
  5. Step 5: Solve for x
    x = 29,460,564,675,511,564/196,660,045.33
  6. Step 6: Final answer
    x = 149,804,524.99

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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.