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Finding the Third Proportional to 828,434,234 and 1,286,302,080

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Solution

The third proportional to 828,434,234 and 1,286,302,080 is: 1,997,229,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,434,234 : 1,286,302,080 = 1,286,302,080 : x
  2. Step 2: Convert to fraction form
    828,434,234/1,286,302,080 = 1,286,302,080/x
  3. Step 3: Cross multiply
    828,434,234x = 1,286,302,080 × 1,286,302,080
  4. Step 4: Simplify right side
    828,434,234x = 1,654,573,041,012,326,400
  5. Step 5: Solve for x
    x = 1,654,573,041,012,326,400/828,434,234
  6. Step 6: Final answer
    x = 1,997,229,198.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.