Home / 1,997,881,707.44-2,997,855,882.21-1,449,703,640.18

Finding the Fourth Proportional to 1,997,881,707.44, 2,997,855,882.21 and 1,449,703,640.18

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Solution

The fourth proportional to 1,997,881,707.44, 2,997,855,882.21 and 1,449,703,640.18 is: 2,175,305,259.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,881,707.44 : 2,997,855,882.21 = 1,449,703,640.18 : x
  2. Step 2: Convert to fraction form
    1,997,881,707.44/2,997,855,882.21 = 1,449,703,640.18/x
  3. Step 3: Cross multiply
    1,997,881,707.44x = 2,997,855,882.21 × 1,449,703,640.18
  4. Step 4: Simplify right side
    1,997,881,707.44x = 4,346,002,585,174,862,336
  5. Step 5: Solve for x
    x = 4,346,002,585,174,862,336/1,997,881,707.44
  6. Step 6: Final answer
    x = 2,175,305,259.06

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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.