Home / 115,343,784.43-173,016,125.51-27,905,161.11

Finding the Fourth Proportional to 115,343,784.43, 173,016,125.51 and 27,905,161.11

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Solution

The fourth proportional to 115,343,784.43, 173,016,125.51 and 27,905,161.11 is: 41,857,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,343,784.43 : 173,016,125.51 = 27,905,161.11 : x
  2. Step 2: Convert to fraction form
    115,343,784.43/173,016,125.51 = 27,905,161.11/x
  3. Step 3: Cross multiply
    115,343,784.43x = 173,016,125.51 × 27,905,161.11
  4. Step 4: Simplify right side
    115,343,784.43x = 4,828,042,857,054,293
  5. Step 5: Solve for x
    x = 4,828,042,857,054,293/115,343,784.43
  6. Step 6: Final answer
    x = 41,857,850.26

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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.