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Finding the Third Proportional to 152,031,528 and 331,930,485

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Solution

The third proportional to 152,031,528 and 331,930,485 is: 724,703,936.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,031,528 : 331,930,485 = 331,930,485 : x
  2. Step 2: Convert to fraction form
    152,031,528/331,930,485 = 331,930,485/x
  3. Step 3: Cross multiply
    152,031,528x = 331,930,485 × 331,930,485
  4. Step 4: Simplify right side
    152,031,528x = 110,177,846,872,335,232
  5. Step 5: Solve for x
    x = 110,177,846,872,335,232/152,031,528
  6. Step 6: Final answer
    x = 724,703,936.89

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.