Home / 117,914,974.07-162,720,484.61-64,270,097.51

Finding the Fourth Proportional to 117,914,974.07, 162,720,484.61 and 64,270,097.51

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Solution

The fourth proportional to 117,914,974.07, 162,720,484.61 and 64,270,097.51 is: 88,691,546.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,914,974.07 : 162,720,484.61 = 64,270,097.51 : x
  2. Step 2: Convert to fraction form
    117,914,974.07/162,720,484.61 = 64,270,097.51/x
  3. Step 3: Cross multiply
    117,914,974.07x = 162,720,484.61 × 64,270,097.51
  4. Step 4: Simplify right side
    117,914,974.07x = 10,458,061,411,624,202
  5. Step 5: Solve for x
    x = 10,458,061,411,624,202/117,914,974.07
  6. Step 6: Final answer
    x = 88,691,546.55

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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.