Home / 269,087,999.10-403,631,998.65-133,039,103.10

Finding the Fourth Proportional to 269,087,999.10, 403,631,998.65 and 133,039,103.10

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Solution

The fourth proportional to 269,087,999.10, 403,631,998.65 and 133,039,103.10 is: 199,558,654.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,087,999.10 : 403,631,998.65 = 133,039,103.10 : x
  2. Step 2: Convert to fraction form
    269,087,999.10/403,631,998.65 = 133,039,103.10/x
  3. Step 3: Cross multiply
    269,087,999.10x = 403,631,998.65 × 133,039,103.10
  4. Step 4: Simplify right side
    269,087,999.10x = 53,698,839,082,856,408
  5. Step 5: Solve for x
    x = 53,698,839,082,856,408/269,087,999.10
  6. Step 6: Final answer
    x = 199,558,654.65

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1.5x scale

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.