Home / 545,935,600.20-818,903,400.30-449,000,761.80

Finding the Fourth Proportional to 545,935,600.20, 818,903,400.30 and 449,000,761.80

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Solution

The fourth proportional to 545,935,600.20, 818,903,400.30 and 449,000,761.80 is: 673,501,142.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,935,600.20 : 818,903,400.30 = 449,000,761.80 : x
  2. Step 2: Convert to fraction form
    545,935,600.20/818,903,400.30 = 449,000,761.80/x
  3. Step 3: Cross multiply
    545,935,600.20x = 818,903,400.30 × 449,000,761.80
  4. Step 4: Simplify right side
    545,935,600.20x = 367,688,250,575,310,336
  5. Step 5: Solve for x
    x = 367,688,250,575,310,336/545,935,600.20
  6. Step 6: Final answer
    x = 673,501,142.70

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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.