Home / 18,498,359,758.25-25,527,755,359.19-10,040,185,279.28

Finding the Fourth Proportional to 18,498,359,758.25, 25,527,755,359.19 and 10,040,185,279.28

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Solution

The fourth proportional to 18,498,359,758.25, 25,527,755,359.19 and 10,040,185,279.28 is: 13,855,465,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,359,758.25 : 25,527,755,359.19 = 10,040,185,279.28 : x
  2. Step 2: Convert to fraction form
    18,498,359,758.25/25,527,755,359.19 = 10,040,185,279.28/x
  3. Step 3: Cross multiply
    18,498,359,758.25x = 25,527,755,359.19 × 10,040,185,279.28
  4. Step 4: Simplify right side
    18,498,359,758.25x = 256,303,393,570,400,567,296
  5. Step 5: Solve for x
    x = 256,303,393,570,400,567,296/18,498,359,758.25
  6. Step 6: Final answer
    x = 13,855,465,939.68

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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.