Home / 117,313,984.49-176,001,644.28-68,082,511.22

Finding the Fourth Proportional to 117,313,984.49, 176,001,644.28 and 68,082,511.22

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Solution

The fourth proportional to 117,313,984.49, 176,001,644.28 and 68,082,511.22 is: 102,141,564.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,313,984.49 : 176,001,644.28 = 68,082,511.22 : x
  2. Step 2: Convert to fraction form
    117,313,984.49/176,001,644.28 = 68,082,511.22/x
  3. Step 3: Cross multiply
    117,313,984.49x = 176,001,644.28 × 68,082,511.22
  4. Step 4: Simplify right side
    117,313,984.49x = 11,982,633,920,551,542
  5. Step 5: Solve for x
    x = 11,982,633,920,551,542/117,313,984.49
  6. Step 6: Final answer
    x = 102,141,564.56

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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.