Home / 3,884,197,106.28-5,360,181,924.76-2,167,528,264.20

Finding the Fourth Proportional to 3,884,197,106.28, 5,360,181,924.76 and 2,167,528,264.20

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Solution

The fourth proportional to 3,884,197,106.28, 5,360,181,924.76 and 2,167,528,264.20 is: 2,991,183,378.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,197,106.28 : 5,360,181,924.76 = 2,167,528,264.20 : x
  2. Step 2: Convert to fraction form
    3,884,197,106.28/5,360,181,924.76 = 2,167,528,264.20/x
  3. Step 3: Cross multiply
    3,884,197,106.28x = 5,360,181,924.76 × 2,167,528,264.20
  4. Step 4: Simplify right side
    3,884,197,106.28x = 11,618,345,823,171,256,320
  5. Step 5: Solve for x
    x = 11,618,345,823,171,256,320/3,884,197,106.28
  6. Step 6: Final answer
    x = 2,991,183,378.51

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Double scale
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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.