Home / 151,623,114.75-216,672,939

Finding the Third Proportional to 151,623,114.75 and 216,672,939

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Solution

The third proportional to 151,623,114.75 and 216,672,939 is: 309,630,642.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,623,114.75 : 216,672,939 = 216,672,939 : x
  2. Step 2: Convert to fraction form
    151,623,114.75/216,672,939 = 216,672,939/x
  3. Step 3: Cross multiply
    151,623,114.75x = 216,672,939 × 216,672,939
  4. Step 4: Simplify right side
    151,623,114.75x = 46,947,162,494,897,720
  5. Step 5: Solve for x
    x = 46,947,162,494,897,720/151,623,114.75
  6. Step 6: Final answer
    x = 309,630,642.88

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.