Home / 100,276,041.38-138,347,858.55-60,568,735.41

Finding the Fourth Proportional to 100,276,041.38, 138,347,858.55 and 60,568,735.41

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Solution

The fourth proportional to 100,276,041.38, 138,347,858.55 and 60,568,735.41 is: 83,564,874.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,276,041.38 : 138,347,858.55 = 60,568,735.41 : x
  2. Step 2: Convert to fraction form
    100,276,041.38/138,347,858.55 = 60,568,735.41/x
  3. Step 3: Cross multiply
    100,276,041.38x = 138,347,858.55 × 60,568,735.41
  4. Step 4: Simplify right side
    100,276,041.38x = 8,379,554,839,055,056
  5. Step 5: Solve for x
    x = 8,379,554,839,055,056/100,276,041.38
  6. Step 6: Final answer
    x = 83,564,874.76

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1.5x scale

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.