Home / 516,693,098.88-713,031,290.64-281,743,164

Finding the Fourth Proportional to 516,693,098.88, 713,031,290.64 and 281,743,164

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Solution

The fourth proportional to 516,693,098.88, 713,031,290.64 and 281,743,164 is: 388,802,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,693,098.88 : 713,031,290.64 = 281,743,164 : x
  2. Step 2: Convert to fraction form
    516,693,098.88/713,031,290.64 = 281,743,164/x
  3. Step 3: Cross multiply
    516,693,098.88x = 713,031,290.64 × 281,743,164
  4. Step 4: Simplify right side
    516,693,098.88x = 200,891,691,855,917,184
  5. Step 5: Solve for x
    x = 200,891,691,855,917,184/516,693,098.88
  6. Step 6: Final answer
    x = 388,802,738.59

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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.