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Finding the Third Proportional to 292,850,602.50 and 388,656,147

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Solution

The third proportional to 292,850,602.50 and 388,656,147 is: 515,804,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,850,602.50 : 388,656,147 = 388,656,147 : x
  2. Step 2: Convert to fraction form
    292,850,602.50/388,656,147 = 388,656,147/x
  3. Step 3: Cross multiply
    292,850,602.50x = 388,656,147 × 388,656,147
  4. Step 4: Simplify right side
    292,850,602.50x = 151,053,600,600,885,600
  5. Step 5: Solve for x
    x = 151,053,600,600,885,600/292,850,602.50
  6. Step 6: Final answer
    x = 515,804,301.96

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.