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Finding the Third Proportional to 413,963,098 and 840,090,290

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Solution

The third proportional to 413,963,098 and 840,090,290 is: 1,704,866,203.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,963,098 : 840,090,290 = 840,090,290 : x
  2. Step 2: Convert to fraction form
    413,963,098/840,090,290 = 840,090,290/x
  3. Step 3: Cross multiply
    413,963,098x = 840,090,290 × 840,090,290
  4. Step 4: Simplify right side
    413,963,098x = 705,751,695,352,284,160
  5. Step 5: Solve for x
    x = 705,751,695,352,284,160/413,963,098
  6. Step 6: Final answer
    x = 1,704,866,203.68

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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.