Home / 116,766,680.69-161,141,383.17-64,559,086.89

Finding the Fourth Proportional to 116,766,680.69, 161,141,383.17 and 64,559,086.89

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Solution

The fourth proportional to 116,766,680.69, 161,141,383.17 and 64,559,086.89 is: 89,093,399.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,766,680.69 : 161,141,383.17 = 64,559,086.89 : x
  2. Step 2: Convert to fraction form
    116,766,680.69/161,141,383.17 = 64,559,086.89/x
  3. Step 3: Cross multiply
    116,766,680.69x = 161,141,383.17 × 64,559,086.89
  4. Step 4: Simplify right side
    116,766,680.69x = 10,403,140,557,646,812
  5. Step 5: Solve for x
    x = 10,403,140,557,646,812/116,766,680.69
  6. Step 6: Final answer
    x = 89,093,399.73

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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.