Home / 295,489,211.20-443,233,816.80-80,078,459.20

Finding the Fourth Proportional to 295,489,211.20, 443,233,816.80 and 80,078,459.20

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Solution

The fourth proportional to 295,489,211.20, 443,233,816.80 and 80,078,459.20 is: 120,117,688.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,489,211.20 : 443,233,816.80 = 80,078,459.20 : x
  2. Step 2: Convert to fraction form
    295,489,211.20/443,233,816.80 = 80,078,459.20/x
  3. Step 3: Cross multiply
    295,489,211.20x = 443,233,816.80 × 80,078,459.20
  4. Step 4: Simplify right side
    295,489,211.20x = 35,493,481,114,679,076
  5. Step 5: Solve for x
    x = 35,493,481,114,679,076/295,489,211.20
  6. Step 6: Final answer
    x = 120,117,688.80

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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.