Home / 183,135,900.38-252,727,484.40-100,634,999.54

Finding the Fourth Proportional to 183,135,900.38, 252,727,484.40 and 100,634,999.54

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Solution

The fourth proportional to 183,135,900.38, 252,727,484.40 and 100,634,999.54 is: 138,876,267.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,135,900.38 : 252,727,484.40 = 100,634,999.54 : x
  2. Step 2: Convert to fraction form
    183,135,900.38/252,727,484.40 = 100,634,999.54/x
  3. Step 3: Cross multiply
    183,135,900.38x = 252,727,484.40 × 100,634,999.54
  4. Step 4: Simplify right side
    183,135,900.38x = 25,433,230,275,075,720
  5. Step 5: Solve for x
    x = 25,433,230,275,075,720/183,135,900.38
  6. Step 6: Final answer
    x = 138,876,267.42

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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.