Home / 201,944,987.72-302,609,242.14-119,902,307.24

Finding the Fourth Proportional to 201,944,987.72, 302,609,242.14 and 119,902,307.24

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Solution

The fourth proportional to 201,944,987.72, 302,609,242.14 and 119,902,307.24 is: 179,670,447.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,944,987.72 : 302,609,242.14 = 119,902,307.24 : x
  2. Step 2: Convert to fraction form
    201,944,987.72/302,609,242.14 = 119,902,307.24/x
  3. Step 3: Cross multiply
    201,944,987.72x = 302,609,242.14 × 119,902,307.24
  4. Step 4: Simplify right side
    201,944,987.72x = 36,283,546,324,733,832
  5. Step 5: Solve for x
    x = 36,283,546,324,733,832/201,944,987.72
  6. Step 6: Final answer
    x = 179,670,447.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.