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Finding the Third Proportional to 192,368,564 and 390,090,006

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Solution

The third proportional to 192,368,564 and 390,090,006 is: 791,034,718.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,368,564 : 390,090,006 = 390,090,006 : x
  2. Step 2: Convert to fraction form
    192,368,564/390,090,006 = 390,090,006/x
  3. Step 3: Cross multiply
    192,368,564x = 390,090,006 × 390,090,006
  4. Step 4: Simplify right side
    192,368,564x = 152,170,212,781,080,032
  5. Step 5: Solve for x
    x = 152,170,212,781,080,032/192,368,564
  6. Step 6: Final answer
    x = 791,034,718.03

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.