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Finding the Third Proportional to 173,211,764 and 358,701,344

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Solution

The third proportional to 173,211,764 and 358,701,344 is: 742,828,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,211,764 : 358,701,344 = 358,701,344 : x
  2. Step 2: Convert to fraction form
    173,211,764/358,701,344 = 358,701,344/x
  3. Step 3: Cross multiply
    173,211,764x = 358,701,344 × 358,701,344
  4. Step 4: Simplify right side
    173,211,764x = 128,666,654,187,406,336
  5. Step 5: Solve for x
    x = 128,666,654,187,406,336/173,211,764
  6. Step 6: Final answer
    x = 742,828,611.73

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.