Home / 1,244,002,806.42-1,716,713,668.65-679,488,047.82

Finding the Fourth Proportional to 1,244,002,806.42, 1,716,713,668.65 and 679,488,047.82

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Solution

The fourth proportional to 1,244,002,806.42, 1,716,713,668.65 and 679,488,047.82 is: 937,687,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,002,806.42 : 1,716,713,668.65 = 679,488,047.82 : x
  2. Step 2: Convert to fraction form
    1,244,002,806.42/1,716,713,668.65 = 679,488,047.82/x
  3. Step 3: Cross multiply
    1,244,002,806.42x = 1,716,713,668.65 × 679,488,047.82
  4. Step 4: Simplify right side
    1,244,002,806.42x = 1,166,486,419,376,899,072
  5. Step 5: Solve for x
    x = 1,166,486,419,376,899,072/1,244,002,806.42
  6. Step 6: Final answer
    x = 937,687,932.34

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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.