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Finding the Third Proportional to 170,246,257.88 and 354,079,894.50

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Solution

The third proportional to 170,246,257.88 and 354,079,894.50 is: 736,418,957.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,246,257.88 : 354,079,894.50 = 354,079,894.50 : x
  2. Step 2: Convert to fraction form
    170,246,257.88/354,079,894.50 = 354,079,894.50/x
  3. Step 3: Cross multiply
    170,246,257.88x = 354,079,894.50 × 354,079,894.50
  4. Step 4: Simplify right side
    170,246,257.88x = 125,372,571,689,131,136
  5. Step 5: Solve for x
    x = 125,372,571,689,131,136/170,246,257.88
  6. Step 6: Final answer
    x = 736,418,957.19

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.