Home / 66,785,212.20-92,173,322.60-37,418,529.77

Finding the Fourth Proportional to 66,785,212.20, 92,173,322.60 and 37,418,529.77

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Solution

The fourth proportional to 66,785,212.20, 92,173,322.60 and 37,418,529.77 is: 51,643,022.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,785,212.20 : 92,173,322.60 = 37,418,529.77 : x
  2. Step 2: Convert to fraction form
    66,785,212.20/92,173,322.60 = 37,418,529.77/x
  3. Step 3: Cross multiply
    66,785,212.20x = 92,173,322.60 × 37,418,529.77
  4. Step 4: Simplify right side
    66,785,212.20x = 3,448,990,215,707,914
  5. Step 5: Solve for x
    x = 3,448,990,215,707,914/66,785,212.20
  6. Step 6: Final answer
    x = 51,643,022.49

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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.