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Finding the Fourth Proportional to 201,337,187.94, 277,812,845.15 and 113,225,930.89

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Solution

The fourth proportional to 201,337,187.94, 277,812,845.15 and 113,225,930.89 is: 156,233,522.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,337,187.94 : 277,812,845.15 = 113,225,930.89 : x
  2. Step 2: Convert to fraction form
    201,337,187.94/277,812,845.15 = 113,225,930.89/x
  3. Step 3: Cross multiply
    201,337,187.94x = 277,812,845.15 × 113,225,930.89
  4. Step 4: Simplify right side
    201,337,187.94x = 31,455,618,003,919,108
  5. Step 5: Solve for x
    x = 31,455,618,003,919,108/201,337,187.94
  6. Step 6: Final answer
    x = 156,233,522.12

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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.