Home / 181,916,201.70-272,874,302.55-138,869,480.70

Finding the Fourth Proportional to 181,916,201.70, 272,874,302.55 and 138,869,480.70

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Solution

The fourth proportional to 181,916,201.70, 272,874,302.55 and 138,869,480.70 is: 208,304,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,916,201.70 : 272,874,302.55 = 138,869,480.70 : x
  2. Step 2: Convert to fraction form
    181,916,201.70/272,874,302.55 = 138,869,480.70/x
  3. Step 3: Cross multiply
    181,916,201.70x = 272,874,302.55 × 138,869,480.70
  4. Step 4: Simplify right side
    181,916,201.70x = 37,893,912,691,493,184
  5. Step 5: Solve for x
    x = 37,893,912,691,493,184/181,916,201.70
  6. Step 6: Final answer
    x = 208,304,221.05

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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.