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Finding the Third Proportional to 161,339,445 and 356,592,888

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Solution

The third proportional to 161,339,445 and 356,592,888 is: 788,142,588.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,339,445 : 356,592,888 = 356,592,888 : x
  2. Step 2: Convert to fraction form
    161,339,445/356,592,888 = 356,592,888/x
  3. Step 3: Cross multiply
    161,339,445x = 356,592,888 × 356,592,888
  4. Step 4: Simplify right side
    161,339,445x = 127,158,487,772,180,544
  5. Step 5: Solve for x
    x = 127,158,487,772,180,544/161,339,445
  6. Step 6: Final answer
    x = 788,142,588.27

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.