Home / 2,066,573,856-3,101,313,415.68-1,868,989,428.48

Finding the Fourth Proportional to 2,066,573,856, 3,101,313,415.68 and 1,868,989,428.48

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Solution

The fourth proportional to 2,066,573,856, 3,101,313,415.68 and 1,868,989,428.48 is: 2,804,797,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,066,573,856 : 3,101,313,415.68 = 1,868,989,428.48 : x
  2. Step 2: Convert to fraction form
    2,066,573,856/3,101,313,415.68 = 1,868,989,428.48/x
  3. Step 3: Cross multiply
    2,066,573,856x = 3,101,313,415.68 × 1,868,989,428.48
  4. Step 4: Simplify right side
    2,066,573,856x = 5,796,321,988,309,120,000
  5. Step 5: Solve for x
    x = 5,796,321,988,309,120,000/2,066,573,856
  6. Step 6: Final answer
    x = 2,804,797,888.78

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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.