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Finding the Third Proportional to 161,288,948 and 353,930,710

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Solution

The third proportional to 161,288,948 and 353,930,710 is: 776,661,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,288,948 : 353,930,710 = 353,930,710 : x
  2. Step 2: Convert to fraction form
    161,288,948/353,930,710 = 353,930,710/x
  3. Step 3: Cross multiply
    161,288,948x = 353,930,710 × 353,930,710
  4. Step 4: Simplify right side
    161,288,948x = 125,266,947,481,104,096
  5. Step 5: Solve for x
    x = 125,266,947,481,104,096/161,288,948
  6. Step 6: Final answer
    x = 776,661,693.40

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.