Home / 121,244,491.79-167,317,465.88-65,489,911.97

Finding the Fourth Proportional to 121,244,491.79, 167,317,465.88 and 65,489,911.97

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Solution

The fourth proportional to 121,244,491.79, 167,317,465.88 and 65,489,911.97 is: 90,376,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,244,491.79 : 167,317,465.88 = 65,489,911.97 : x
  2. Step 2: Convert to fraction form
    121,244,491.79/167,317,465.88 = 65,489,911.97/x
  3. Step 3: Cross multiply
    121,244,491.79x = 167,317,465.88 × 65,489,911.97
  4. Step 4: Simplify right side
    121,244,491.79x = 10,957,606,112,106,696
  5. Step 5: Solve for x
    x = 10,957,606,112,106,696/121,244,491.79
  6. Step 6: Final answer
    x = 90,376,114.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.