Home / 201,944,986.72-302,609,240.64-119,902,306.24

Finding the Fourth Proportional to 201,944,986.72, 302,609,240.64 and 119,902,306.24

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Solution

The fourth proportional to 201,944,986.72, 302,609,240.64 and 119,902,306.24 is: 179,670,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,944,986.72 : 302,609,240.64 = 119,902,306.24 : x
  2. Step 2: Convert to fraction form
    201,944,986.72/302,609,240.64 = 119,902,306.24/x
  3. Step 3: Cross multiply
    201,944,986.72x = 302,609,240.64 × 119,902,306.24
  4. Step 4: Simplify right side
    201,944,986.72x = 36,283,545,842,271,128
  5. Step 5: Solve for x
    x = 36,283,545,842,271,128/201,944,986.72
  6. Step 6: Final answer
    x = 179,670,446.05

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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.