Home / 321,523,274.88-481,838,108.22-167,862,817.80

Finding the Fourth Proportional to 321,523,274.88, 481,838,108.22 and 167,862,817.80

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Solution

The fourth proportional to 321,523,274.88, 481,838,108.22 and 167,862,817.80 is: 251,560,956.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,523,274.88 : 481,838,108.22 = 167,862,817.80 : x
  2. Step 2: Convert to fraction form
    321,523,274.88/481,838,108.22 = 167,862,817.80/x
  3. Step 3: Cross multiply
    321,523,274.88x = 481,838,108.22 × 167,862,817.80
  4. Step 4: Simplify right side
    321,523,274.88x = 80,882,702,569,230,560
  5. Step 5: Solve for x
    x = 80,882,702,569,230,560/321,523,274.88
  6. Step 6: Final answer
    x = 251,560,956.51

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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.