Home / 116,992,640.27-161,618,013.57-93,440,254.68

Finding the Fourth Proportional to 116,992,640.27, 161,618,013.57 and 93,440,254.68

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Solution

The fourth proportional to 116,992,640.27, 161,618,013.57 and 93,440,254.68 is: 129,081,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,992,640.27 : 161,618,013.57 = 93,440,254.68 : x
  2. Step 2: Convert to fraction form
    116,992,640.27/161,618,013.57 = 93,440,254.68/x
  3. Step 3: Cross multiply
    116,992,640.27x = 161,618,013.57 × 93,440,254.68
  4. Step 4: Simplify right side
    116,992,640.27x = 15,101,628,348,856,496
  5. Step 5: Solve for x
    x = 15,101,628,348,856,496/116,992,640.27
  6. Step 6: Final answer
    x = 129,081,866.30

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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.