Home / 23,013,466,905.33-31,753,978,300.61-12,850,631,072.49

Finding the Fourth Proportional to 23,013,466,905.33, 31,753,978,300.61 and 12,850,631,072.49

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Solution

The fourth proportional to 23,013,466,905.33, 31,753,978,300.61 and 12,850,631,072.49 is: 17,731,298,891.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013,466,905.33 : 31,753,978,300.61 = 12,850,631,072.49 : x
  2. Step 2: Convert to fraction form
    23,013,466,905.33/31,753,978,300.61 = 12,850,631,072.49/x
  3. Step 3: Cross multiply
    23,013,466,905.33x = 31,753,978,300.61 × 12,850,631,072.49
  4. Step 4: Simplify right side
    23,013,466,905.33x = 408,058,660,225,119,092,736
  5. Step 5: Solve for x
    x = 408,058,660,225,119,092,736/23,013,466,905.33
  6. Step 6: Final answer
    x = 17,731,298,891.37

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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.