Home / 97,013,183.36-133,878,736.82-55,197,247.66

Finding the Fourth Proportional to 97,013,183.36, 133,878,736.82 and 55,197,247.66

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Solution

The fourth proportional to 97,013,183.36, 133,878,736.82 and 55,197,247.66 is: 76,172,511.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,013,183.36 : 133,878,736.82 = 55,197,247.66 : x
  2. Step 2: Convert to fraction form
    97,013,183.36/133,878,736.82 = 55,197,247.66/x
  3. Step 3: Cross multiply
    97,013,183.36x = 133,878,736.82 × 55,197,247.66
  4. Step 4: Simplify right side
    97,013,183.36x = 7,389,737,792,464,797
  5. Step 5: Solve for x
    x = 7,389,737,792,464,797/97,013,183.36
  6. Step 6: Final answer
    x = 76,172,511.16

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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.