Home / 72,187,098.75-150,322,837.50

Finding the Third Proportional to 72,187,098.75 and 150,322,837.50

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Solution

The third proportional to 72,187,098.75 and 150,322,837.50 is: 313,033,157.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,187,098.75 : 150,322,837.50 = 150,322,837.50 : x
  2. Step 2: Convert to fraction form
    72,187,098.75/150,322,837.50 = 150,322,837.50/x
  3. Step 3: Cross multiply
    72,187,098.75x = 150,322,837.50 × 150,322,837.50
  4. Step 4: Simplify right side
    72,187,098.75x = 22,596,955,474,051,408
  5. Step 5: Solve for x
    x = 22,596,955,474,051,408/72,187,098.75
  6. Step 6: Final answer
    x = 313,033,157.80

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.