Home / 111,722,039.39-154,173,996.60-64,681,096.34

Finding the Fourth Proportional to 111,722,039.39, 154,173,996.60 and 64,681,096.34

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Solution

The fourth proportional to 111,722,039.39, 154,173,996.60 and 64,681,096.34 is: 89,258,513.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,722,039.39 : 154,173,996.60 = 64,681,096.34 : x
  2. Step 2: Convert to fraction form
    111,722,039.39/154,173,996.60 = 64,681,096.34/x
  3. Step 3: Cross multiply
    111,722,039.39x = 154,173,996.60 × 64,681,096.34
  4. Step 4: Simplify right side
    111,722,039.39x = 9,972,143,126,436,562
  5. Step 5: Solve for x
    x = 9,972,143,126,436,562/111,722,039.39
  6. Step 6: Final answer
    x = 89,258,513.19

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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.