Home / 258,410,011.50-397,194,744.75

Finding the Third Proportional to 258,410,011.50 and 397,194,744.75

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Solution

The third proportional to 258,410,011.50 and 397,194,744.75 is: 610,516,846.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,410,011.50 : 397,194,744.75 = 397,194,744.75 : x
  2. Step 2: Convert to fraction form
    258,410,011.50/397,194,744.75 = 397,194,744.75/x
  3. Step 3: Cross multiply
    258,410,011.50x = 397,194,744.75 × 397,194,744.75
  4. Step 4: Simplify right side
    258,410,011.50x = 157,763,665,257,017,664
  5. Step 5: Solve for x
    x = 157,763,665,257,017,664/258,410,011.50
  6. Step 6: Final answer
    x = 610,516,846.24

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.