Home / 27,161,147,390.42-37,482,385,201.24-15,117,899,744.10

Finding the Fourth Proportional to 27,161,147,390.42, 37,482,385,201.24 and 15,117,899,744.10

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Solution

The fourth proportional to 27,161,147,390.42, 37,482,385,201.24 and 15,117,899,744.10 is: 20,862,702,650.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,161,147,390.42 : 37,482,385,201.24 = 15,117,899,744.10 : x
  2. Step 2: Convert to fraction form
    27,161,147,390.42/37,482,385,201.24 = 15,117,899,744.10/x
  3. Step 3: Cross multiply
    27,161,147,390.42x = 37,482,385,201.24 × 15,117,899,744.10
  4. Step 4: Simplify right side
    27,161,147,390.42x = 566,654,941,642,083,794,944
  5. Step 5: Solve for x
    x = 566,654,941,642,083,794,944/27,161,147,390.42
  6. Step 6: Final answer
    x = 20,862,702,650.11

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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.