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Finding the Third Proportional to 191,570,274 and 292,137,660

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Solution

The third proportional to 191,570,274 and 292,137,660 is: 445,499,244.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,570,274 : 292,137,660 = 292,137,660 : x
  2. Step 2: Convert to fraction form
    191,570,274/292,137,660 = 292,137,660/x
  3. Step 3: Cross multiply
    191,570,274x = 292,137,660 × 292,137,660
  4. Step 4: Simplify right side
    191,570,274x = 85,344,412,390,275,600
  5. Step 5: Solve for x
    x = 85,344,412,390,275,600/191,570,274
  6. Step 6: Final answer
    x = 445,499,244.79

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.