Home / 1,802,458,932.72-2,486,600,979.84-1,087,595,749.44

Finding the Fourth Proportional to 1,802,458,932.72, 2,486,600,979.84 and 1,087,595,749.44

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Solution

The fourth proportional to 1,802,458,932.72, 2,486,600,979.84 and 1,087,595,749.44 is: 1,500,404,035.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,458,932.72 : 2,486,600,979.84 = 1,087,595,749.44 : x
  2. Step 2: Convert to fraction form
    1,802,458,932.72/2,486,600,979.84 = 1,087,595,749.44/x
  3. Step 3: Cross multiply
    1,802,458,932.72x = 2,486,600,979.84 × 1,087,595,749.44
  4. Step 4: Simplify right side
    1,802,458,932.72x = 2,704,416,656,227,323,392
  5. Step 5: Solve for x
    x = 2,704,416,656,227,323,392/1,802,458,932.72
  6. Step 6: Final answer
    x = 1,500,404,035.36

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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.