Home / 18,498,359,757.25-25,527,755,357.81-10,040,185,278.28

Finding the Fourth Proportional to 18,498,359,757.25, 25,527,755,357.81 and 10,040,185,278.28

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Solution

The fourth proportional to 18,498,359,757.25, 25,527,755,357.81 and 10,040,185,278.28 is: 13,855,465,938.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,359,757.25 : 25,527,755,357.81 = 10,040,185,278.28 : x
  2. Step 2: Convert to fraction form
    18,498,359,757.25/25,527,755,357.81 = 10,040,185,278.28/x
  3. Step 3: Cross multiply
    18,498,359,757.25x = 25,527,755,357.81 × 10,040,185,278.28
  4. Step 4: Simplify right side
    18,498,359,757.25x = 256,303,393,531,017,396,224
  5. Step 5: Solve for x
    x = 256,303,393,531,017,396,224/18,498,359,757.25
  6. Step 6: Final answer
    x = 13,855,465,938.30

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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.