Home / 3,885,213,964.20-5,827,820,946.30-2,645,468,399.40

Finding the Fourth Proportional to 3,885,213,964.20, 5,827,820,946.30 and 2,645,468,399.40

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Solution

The fourth proportional to 3,885,213,964.20, 5,827,820,946.30 and 2,645,468,399.40 is: 3,968,202,599.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,213,964.20 : 5,827,820,946.30 = 2,645,468,399.40 : x
  2. Step 2: Convert to fraction form
    3,885,213,964.20/5,827,820,946.30 = 2,645,468,399.40/x
  3. Step 3: Cross multiply
    3,885,213,964.20x = 5,827,820,946.30 × 2,645,468,399.40
  4. Step 4: Simplify right side
    3,885,213,964.20x = 15,417,316,150,798,055,424
  5. Step 5: Solve for x
    x = 15,417,316,150,798,055,424/3,885,213,964.20
  6. Step 6: Final answer
    x = 3,968,202,599.10

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Double scale
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Similar ratio
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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.