Home / 69,108,927.75-151,234,879.50

Finding the Third Proportional to 69,108,927.75 and 151,234,879.50

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Solution

The third proportional to 69,108,927.75 and 151,234,879.50 is: 330,955,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,108,927.75 : 151,234,879.50 = 151,234,879.50 : x
  2. Step 2: Convert to fraction form
    69,108,927.75/151,234,879.50 = 151,234,879.50/x
  3. Step 3: Cross multiply
    69,108,927.75x = 151,234,879.50 × 151,234,879.50
  4. Step 4: Simplify right side
    69,108,927.75x = 22,871,988,777,379,520
  5. Step 5: Solve for x
    x = 22,871,988,777,379,520/69,108,927.75
  6. Step 6: Final answer
    x = 330,955,630.80

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.