Home / 69,972,381.56-151,838,701.88

Finding the Third Proportional to 69,972,381.56 and 151,838,701.88

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Solution

The third proportional to 69,972,381.56 and 151,838,701.88 is: 329,487,018.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,972,381.56 : 151,838,701.88 = 151,838,701.88 : x
  2. Step 2: Convert to fraction form
    69,972,381.56/151,838,701.88 = 151,838,701.88/x
  3. Step 3: Cross multiply
    69,972,381.56x = 151,838,701.88 × 151,838,701.88
  4. Step 4: Simplify right side
    69,972,381.56x = 23,054,991,387,085,128
  5. Step 5: Solve for x
    x = 23,054,991,387,085,128/69,972,381.56
  6. Step 6: Final answer
    x = 329,487,018.62

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.