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Finding the Third Proportional to 163,866,898.13 and 351,048,780.56

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Solution

The third proportional to 163,866,898.13 and 351,048,780.56 is: 752,044,786.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,866,898.13 : 351,048,780.56 = 351,048,780.56 : x
  2. Step 2: Convert to fraction form
    163,866,898.13/351,048,780.56 = 351,048,780.56/x
  3. Step 3: Cross multiply
    163,866,898.13x = 351,048,780.56 × 351,048,780.56
  4. Step 4: Simplify right side
    163,866,898.13x = 123,235,246,334,418,272
  5. Step 5: Solve for x
    x = 123,235,246,334,418,272/163,866,898.13
  6. Step 6: Final answer
    x = 752,044,786.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.