Home / 73,069,620.31-100,836,067.38-43,700,948.33

Finding the Fourth Proportional to 73,069,620.31, 100,836,067.38 and 43,700,948.33

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Solution

The fourth proportional to 73,069,620.31, 100,836,067.38 and 43,700,948.33 is: 60,307,303.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,069,620.31 : 100,836,067.38 = 43,700,948.33 : x
  2. Step 2: Convert to fraction form
    73,069,620.31/100,836,067.38 = 43,700,948.33/x
  3. Step 3: Cross multiply
    73,069,620.31x = 100,836,067.38 × 43,700,948.33
  4. Step 4: Simplify right side
    73,069,620.31x = 4,406,631,770,373,778
  5. Step 5: Solve for x
    x = 4,406,631,770,373,778/73,069,620.31
  6. Step 6: Final answer
    x = 60,307,303.53

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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.