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Finding the Third Proportional to 163,730,646 and 357,092,712

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Solution

The third proportional to 163,730,646 and 357,092,712 is: 778,810,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,730,646 : 357,092,712 = 357,092,712 : x
  2. Step 2: Convert to fraction form
    163,730,646/357,092,712 = 357,092,712/x
  3. Step 3: Cross multiply
    163,730,646x = 357,092,712 × 357,092,712
  4. Step 4: Simplify right side
    163,730,646x = 127,515,204,963,514,944
  5. Step 5: Solve for x
    x = 127,515,204,963,514,944/163,730,646
  6. Step 6: Final answer
    x = 778,810,858.44

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.