Home / 122,096,165.76-168,324,346-97,400,172.96

Finding the Fourth Proportional to 122,096,165.76, 168,324,346 and 97,400,172.96

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Solution

The fourth proportional to 122,096,165.76, 168,324,346 and 97,400,172.96 is: 134,277,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,096,165.76 : 168,324,346 = 97,400,172.96 : x
  2. Step 2: Convert to fraction form
    122,096,165.76/168,324,346 = 97,400,172.96/x
  3. Step 3: Cross multiply
    122,096,165.76x = 168,324,346 × 97,400,172.96
  4. Step 4: Simplify right side
    122,096,165.76x = 16,394,820,413,778,884
  5. Step 5: Solve for x
    x = 16,394,820,413,778,884/122,096,165.76
  6. Step 6: Final answer
    x = 134,277,930.12

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1.5x scale

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.