Home / 168,926,576.80-253,389,865.20-132,646,871.20

Finding the Fourth Proportional to 168,926,576.80, 253,389,865.20 and 132,646,871.20

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Solution

The fourth proportional to 168,926,576.80, 253,389,865.20 and 132,646,871.20 is: 198,970,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,926,576.80 : 253,389,865.20 = 132,646,871.20 : x
  2. Step 2: Convert to fraction form
    168,926,576.80/253,389,865.20 = 132,646,871.20/x
  3. Step 3: Cross multiply
    168,926,576.80x = 253,389,865.20 × 132,646,871.20
  4. Step 4: Simplify right side
    168,926,576.80x = 33,611,372,812,569,760
  5. Step 5: Solve for x
    x = 33,611,372,812,569,760/168,926,576.80
  6. Step 6: Final answer
    x = 198,970,306.80

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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.