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Finding the Third Proportional to 172,583,609 and 370,781,359

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Solution

The third proportional to 172,583,609 and 370,781,359 is: 796,592,544.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,583,609 : 370,781,359 = 370,781,359 : x
  2. Step 2: Convert to fraction form
    172,583,609/370,781,359 = 370,781,359/x
  3. Step 3: Cross multiply
    172,583,609x = 370,781,359 × 370,781,359
  4. Step 4: Simplify right side
    172,583,609x = 137,478,816,181,886,880
  5. Step 5: Solve for x
    x = 137,478,816,181,886,880/172,583,609
  6. Step 6: Final answer
    x = 796,592,544.21

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.