Home / 381,458,932,350.38-572,300,053,229.45-123,004,486,357.49

Finding the Fourth Proportional to 381,458,932,350.38, 572,300,053,229.45 and 123,004,486,357.49

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Solution

The fourth proportional to 381,458,932,350.38, 572,300,053,229.45 and 123,004,486,357.49 is: 184,542,733,489.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,458,932,350.38 : 572,300,053,229.45 = 123,004,486,357.49 : x
  2. Step 2: Convert to fraction form
    381,458,932,350.38/572,300,053,229.45 = 123,004,486,357.49/x
  3. Step 3: Cross multiply
    381,458,932,350.38x = 572,300,053,229.45 × 123,004,486,357.49
  4. Step 4: Simplify right side
    381,458,932,350.38x = 70,395,474,089,852,677,390,336
  5. Step 5: Solve for x
    x = 70,395,474,089,852,677,390,336/381,458,932,350.38
  6. Step 6: Final answer
    x = 184,542,733,489.31

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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.