Home / 270,111,349.09-372,609,874.13-164,297,128.03

Finding the Fourth Proportional to 270,111,349.09, 372,609,874.13 and 164,297,128.03

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Solution

The fourth proportional to 270,111,349.09, 372,609,874.13 and 164,297,128.03 is: 226,642,576.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,111,349.09 : 372,609,874.13 = 164,297,128.03 : x
  2. Step 2: Convert to fraction form
    270,111,349.09/372,609,874.13 = 164,297,128.03/x
  3. Step 3: Cross multiply
    270,111,349.09x = 372,609,874.13 × 164,297,128.03
  4. Step 4: Simplify right side
    270,111,349.09x = 61,218,732,193,425,784
  5. Step 5: Solve for x
    x = 61,218,732,193,425,784/270,111,349.09
  6. Step 6: Final answer
    x = 226,642,576.85

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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.