Home / 124,217,899.80-186,361,416.30-54,194,255.64

Finding the Fourth Proportional to 124,217,899.80, 186,361,416.30 and 54,194,255.64

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Solution

The fourth proportional to 124,217,899.80, 186,361,416.30 and 54,194,255.64 is: 81,306,464.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217,899.80 : 186,361,416.30 = 54,194,255.64 : x
  2. Step 2: Convert to fraction form
    124,217,899.80/186,361,416.30 = 54,194,255.64/x
  3. Step 3: Cross multiply
    124,217,899.80x = 186,361,416.30 × 54,194,255.64
  4. Step 4: Simplify right side
    124,217,899.80x = 10,099,718,236,394,664
  5. Step 5: Solve for x
    x = 10,099,718,236,394,664/124,217,899.80
  6. Step 6: Final answer
    x = 81,306,464.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.