Home / 505,522,200.30-758,283,300.45-310,802,217.90

Finding the Fourth Proportional to 505,522,200.30, 758,283,300.45 and 310,802,217.90

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Solution

The fourth proportional to 505,522,200.30, 758,283,300.45 and 310,802,217.90 is: 466,203,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,522,200.30 : 758,283,300.45 = 310,802,217.90 : x
  2. Step 2: Convert to fraction form
    505,522,200.30/758,283,300.45 = 310,802,217.90/x
  3. Step 3: Cross multiply
    505,522,200.30x = 758,283,300.45 × 310,802,217.90
  4. Step 4: Simplify right side
    505,522,200.30x = 235,676,131,576,392,064
  5. Step 5: Solve for x
    x = 235,676,131,576,392,064/505,522,200.30
  6. Step 6: Final answer
    x = 466,203,326.85

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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.