Home / 3,914,202,987.10-5,401,601,012.55-2,154,070,395.10

Finding the Fourth Proportional to 3,914,202,987.10, 5,401,601,012.55 and 2,154,070,395.10

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Solution

The fourth proportional to 3,914,202,987.10, 5,401,601,012.55 and 2,154,070,395.10 is: 2,972,617,635.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,202,987.10 : 5,401,601,012.55 = 2,154,070,395.10 : x
  2. Step 2: Convert to fraction form
    3,914,202,987.10/5,401,601,012.55 = 2,154,070,395.10/x
  3. Step 3: Cross multiply
    3,914,202,987.10x = 5,401,601,012.55 × 2,154,070,395.10
  4. Step 4: Simplify right side
    3,914,202,987.10x = 11,635,428,827,276,138,496
  5. Step 5: Solve for x
    x = 11,635,428,827,276,138,496/3,914,202,987.10
  6. Step 6: Final answer
    x = 2,972,617,635.22

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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.