Home / 3,914,202,986.10-5,401,601,011.17-2,154,070,394.10

Finding the Fourth Proportional to 3,914,202,986.10, 5,401,601,011.17 and 2,154,070,394.10

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Solution

The fourth proportional to 3,914,202,986.10, 5,401,601,011.17 and 2,154,070,394.10 is: 2,972,617,633.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914,202,986.10 : 5,401,601,011.17 = 2,154,070,394.10 : x
  2. Step 2: Convert to fraction form
    3,914,202,986.10/5,401,601,011.17 = 2,154,070,394.10/x
  3. Step 3: Cross multiply
    3,914,202,986.10x = 5,401,601,011.17 × 2,154,070,394.10
  4. Step 4: Simplify right side
    3,914,202,986.10x = 11,635,428,818,901,919,744
  5. Step 5: Solve for x
    x = 11,635,428,818,901,919,744/3,914,202,986.10
  6. Step 6: Final answer
    x = 2,972,617,633.84

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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.