Home / 199,588,554.30-299,426,377.05-113,368,266.30

Finding the Fourth Proportional to 199,588,554.30, 299,426,377.05 and 113,368,266.30

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Solution

The fourth proportional to 199,588,554.30, 299,426,377.05 and 113,368,266.30 is: 170,077,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,588,554.30 : 299,426,377.05 = 113,368,266.30 : x
  2. Step 2: Convert to fraction form
    199,588,554.30/299,426,377.05 = 113,368,266.30/x
  3. Step 3: Cross multiply
    199,588,554.30x = 299,426,377.05 × 113,368,266.30
  4. Step 4: Simplify right side
    199,588,554.30x = 33,945,449,250,648,608
  5. Step 5: Solve for x
    x = 33,945,449,250,648,608/199,588,554.30
  6. Step 6: Final answer
    x = 170,077,133.78

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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.