Home / 167,886,138.78-231,683,351.22-97,335,459.54

Finding the Fourth Proportional to 167,886,138.78, 231,683,351.22 and 97,335,459.54

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Solution

The fourth proportional to 167,886,138.78, 231,683,351.22 and 97,335,459.54 is: 134,323,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,886,138.78 : 231,683,351.22 = 97,335,459.54 : x
  2. Step 2: Convert to fraction form
    167,886,138.78/231,683,351.22 = 97,335,459.54/x
  3. Step 3: Cross multiply
    167,886,138.78x = 231,683,351.22 × 97,335,459.54
  4. Step 4: Simplify right side
    167,886,138.78x = 22,551,005,458,765,920
  5. Step 5: Solve for x
    x = 22,551,005,458,765,920/167,886,138.78
  6. Step 6: Final answer
    x = 134,323,212.28

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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.