Home / 2,183,046,614.64-3,012,911,571.96-1,389,839,210.64

Finding the Fourth Proportional to 2,183,046,614.64, 3,012,911,571.96 and 1,389,839,210.64

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Solution

The fourth proportional to 2,183,046,614.64, 3,012,911,571.96 and 1,389,839,210.64 is: 1,918,173,717.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,046,614.64 : 3,012,911,571.96 = 1,389,839,210.64 : x
  2. Step 2: Convert to fraction form
    2,183,046,614.64/3,012,911,571.96 = 1,389,839,210.64/x
  3. Step 3: Cross multiply
    2,183,046,614.64x = 3,012,911,571.96 × 1,389,839,210.64
  4. Step 4: Simplify right side
    2,183,046,614.64x = 4,187,462,640,901,008,384
  5. Step 5: Solve for x
    x = 4,187,462,640,901,008,384/2,183,046,614.64
  6. Step 6: Final answer
    x = 1,918,173,717.78

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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.