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Finding the Fourth Proportional to 217,935,096,908.40, 326,902,645,362.60 and 217,935,096,908.40

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Solution

The fourth proportional to 217,935,096,908.40, 326,902,645,362.60 and 217,935,096,908.40 is: 326,902,645,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,935,096,908.40 : 326,902,645,362.60 = 217,935,096,908.40 : x
  2. Step 2: Convert to fraction form
    217,935,096,908.40/326,902,645,362.60 = 217,935,096,908.40/x
  3. Step 3: Cross multiply
    217,935,096,908.40x = 326,902,645,362.60 × 217,935,096,908.40
  4. Step 4: Simplify right side
    217,935,096,908.40x = 71,243,559,696,710,540,197,888
  5. Step 5: Solve for x
    x = 71,243,559,696,710,540,197,888/217,935,096,908.40
  6. Step 6: Final answer
    x = 326,902,645,362.60

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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.