Home / 88,986,784-122,801,761.92-48,288,928

Finding the Fourth Proportional to 88,986,784, 122,801,761.92 and 48,288,928

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Solution

The fourth proportional to 88,986,784, 122,801,761.92 and 48,288,928 is: 66,638,720.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,986,784 : 122,801,761.92 = 48,288,928 : x
  2. Step 2: Convert to fraction form
    88,986,784/122,801,761.92 = 48,288,928/x
  3. Step 3: Cross multiply
    88,986,784x = 122,801,761.92 × 48,288,928
  4. Step 4: Simplify right side
    88,986,784x = 5,929,965,439,628,022
  5. Step 5: Solve for x
    x = 5,929,965,439,628,022/88,986,784
  6. Step 6: Final answer
    x = 66,638,720.64

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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.