Home / 2,888,979,508.71-3,986,792,300.21-1,759,949,213.00

Finding the Fourth Proportional to 2,888,979,508.71, 3,986,792,300.21 and 1,759,949,213.00

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Solution

The fourth proportional to 2,888,979,508.71, 3,986,792,300.21 and 1,759,949,213.00 is: 2,428,730,266.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,888,979,508.71 : 3,986,792,300.21 = 1,759,949,213.00 : x
  2. Step 2: Convert to fraction form
    2,888,979,508.71/3,986,792,300.21 = 1,759,949,213.00/x
  3. Step 3: Cross multiply
    2,888,979,508.71x = 3,986,792,300.21 × 1,759,949,213.00
  4. Step 4: Simplify right side
    2,888,979,508.71x = 7,016,551,971,120,315,392
  5. Step 5: Solve for x
    x = 7,016,551,971,120,315,392/2,888,979,508.71
  6. Step 6: Final answer
    x = 2,428,730,266.16

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1.5x scale

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.