Home / 27,161,147,388.41-37,482,385,198.46-15,117,899,742.08

Finding the Fourth Proportional to 27,161,147,388.41, 37,482,385,198.46 and 15,117,899,742.08

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Solution

The fourth proportional to 27,161,147,388.41, 37,482,385,198.46 and 15,117,899,742.08 is: 20,862,702,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161,147,388.41 : 37,482,385,198.46 = 15,117,899,742.08 : x
  2. Step 2: Convert to fraction form
    27,161,147,388.41/37,482,385,198.46 = 15,117,899,742.08/x
  3. Step 3: Cross multiply
    27,161,147,388.41x = 37,482,385,198.46 × 15,117,899,742.08
  4. Step 4: Simplify right side
    27,161,147,388.41x = 566,654,941,524,078,690,304
  5. Step 5: Solve for x
    x = 566,654,941,524,078,690,304/27,161,147,388.41
  6. Step 6: Final answer
    x = 20,862,702,647.31

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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.