Home / 110,765,400.39-152,954,297.60-69,020,709.84

Finding the Fourth Proportional to 110,765,400.39, 152,954,297.60 and 69,020,709.84

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Solution

The fourth proportional to 110,765,400.39, 152,954,297.60 and 69,020,709.84 is: 95,309,673.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,765,400.39 : 152,954,297.60 = 69,020,709.84 : x
  2. Step 2: Convert to fraction form
    110,765,400.39/152,954,297.60 = 69,020,709.84/x
  3. Step 3: Cross multiply
    110,765,400.39x = 152,954,297.60 × 69,020,709.84
  4. Step 4: Simplify right side
    110,765,400.39x = 10,557,014,193,085,506
  5. Step 5: Solve for x
    x = 10,557,014,193,085,506/110,765,400.39
  6. Step 6: Final answer
    x = 95,309,673.92

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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.