Home / 211,478,539.50-323,296,150.50

Finding the Third Proportional to 211,478,539.50 and 323,296,150.50

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Solution

The third proportional to 211,478,539.50 and 323,296,150.50 is: 494,236,442.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,478,539.50 : 323,296,150.50 = 323,296,150.50 : x
  2. Step 2: Convert to fraction form
    211,478,539.50/323,296,150.50 = 323,296,150.50/x
  3. Step 3: Cross multiply
    211,478,539.50x = 323,296,150.50 × 323,296,150.50
  4. Step 4: Simplify right side
    211,478,539.50x = 104,520,400,928,118,656
  5. Step 5: Solve for x
    x = 104,520,400,928,118,656/211,478,539.50
  6. Step 6: Final answer
    x = 494,236,442.03

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.