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Finding the Third Proportional to 138,803,426 and 301,501,366

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Solution

The third proportional to 138,803,426 and 301,501,366 is: 654,905,115.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,803,426 : 301,501,366 = 301,501,366 : x
  2. Step 2: Convert to fraction form
    138,803,426/301,501,366 = 301,501,366/x
  3. Step 3: Cross multiply
    138,803,426x = 301,501,366 × 301,501,366
  4. Step 4: Simplify right side
    138,803,426x = 90,903,073,699,865,952
  5. Step 5: Solve for x
    x = 90,903,073,699,865,952/138,803,426
  6. Step 6: Final answer
    x = 654,905,115.24

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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.