Home / 310,068,002.20-465,102,003.30-266,985,851.80

Finding the Fourth Proportional to 310,068,002.20, 465,102,003.30 and 266,985,851.80

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Solution

The fourth proportional to 310,068,002.20, 465,102,003.30 and 266,985,851.80 is: 400,478,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,068,002.20 : 465,102,003.30 = 266,985,851.80 : x
  2. Step 2: Convert to fraction form
    310,068,002.20/465,102,003.30 = 266,985,851.80/x
  3. Step 3: Cross multiply
    310,068,002.20x = 465,102,003.30 × 266,985,851.80
  4. Step 4: Simplify right side
    310,068,002.20x = 124,175,654,524,936,912
  5. Step 5: Solve for x
    x = 124,175,654,524,936,912/310,068,002.20
  6. Step 6: Final answer
    x = 400,478,777.70

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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.