Home / 1,323,179,658.96-1,825,954,555.68-728,458,206

Finding the Fourth Proportional to 1,323,179,658.96, 1,825,954,555.68 and 728,458,206

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Solution

The fourth proportional to 1,323,179,658.96, 1,825,954,555.68 and 728,458,206 is: 1,005,253,950.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,323,179,658.96 : 1,825,954,555.68 = 728,458,206 : x
  2. Step 2: Convert to fraction form
    1,323,179,658.96/1,825,954,555.68 = 728,458,206/x
  3. Step 3: Cross multiply
    1,323,179,658.96x = 1,825,954,555.68 × 728,458,206
  4. Step 4: Simplify right side
    1,323,179,658.96x = 1,330,131,579,868,179,968
  5. Step 5: Solve for x
    x = 1,330,131,579,868,179,968/1,323,179,658.96
  6. Step 6: Final answer
    x = 1,005,253,950.86

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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.