Home / 124,217,898.80-186,361,414.80-54,194,254.64

Finding the Fourth Proportional to 124,217,898.80, 186,361,414.80 and 54,194,254.64

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Solution

The fourth proportional to 124,217,898.80, 186,361,414.80 and 54,194,254.64 is: 81,306,462.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,217,898.80 : 186,361,414.80 = 54,194,254.64 : x
  2. Step 2: Convert to fraction form
    124,217,898.80/186,361,414.80 = 54,194,254.64/x
  3. Step 3: Cross multiply
    124,217,898.80x = 186,361,414.80 × 54,194,254.64
  4. Step 4: Simplify right side
    124,217,898.80x = 10,099,717,968,741,866
  5. Step 5: Solve for x
    x = 10,099,717,968,741,866/124,217,898.80
  6. Step 6: Final answer
    x = 81,306,462.81

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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.