Home / 3,085,314,514.80-4,627,971,772.20-2,155,505,341.20

Finding the Fourth Proportional to 3,085,314,514.80, 4,627,971,772.20 and 2,155,505,341.20

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Solution

The fourth proportional to 3,085,314,514.80, 4,627,971,772.20 and 2,155,505,341.20 is: 3,233,258,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,314,514.80 : 4,627,971,772.20 = 2,155,505,341.20 : x
  2. Step 2: Convert to fraction form
    3,085,314,514.80/4,627,971,772.20 = 2,155,505,341.20/x
  3. Step 3: Cross multiply
    3,085,314,514.80x = 4,627,971,772.20 × 2,155,505,341.20
  4. Step 4: Simplify right side
    3,085,314,514.80x = 9,975,617,873,899,927,552
  5. Step 5: Solve for x
    x = 9,975,617,873,899,927,552/3,085,314,514.80
  6. Step 6: Final answer
    x = 3,233,258,011.80

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Double scale
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1.5x scale

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.