Home / 217,538,911.78-326,090,186.03-101,036,084.97

Finding the Fourth Proportional to 217,538,911.78, 326,090,186.03 and 101,036,084.97

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Solution

The fourth proportional to 217,538,911.78, 326,090,186.03 and 101,036,084.97 is: 151,452,792.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,538,911.78 : 326,090,186.03 = 101,036,084.97 : x
  2. Step 2: Convert to fraction form
    217,538,911.78/326,090,186.03 = 101,036,084.97/x
  3. Step 3: Cross multiply
    217,538,911.78x = 326,090,186.03 × 101,036,084.97
  4. Step 4: Simplify right side
    217,538,911.78x = 32,946,875,745,085,616
  5. Step 5: Solve for x
    x = 32,946,875,745,085,616/217,538,911.78
  6. Step 6: Final answer
    x = 151,452,792.86

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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.