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Finding the Third Proportional to 56,395,419,773 and 85,319,639,031

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Solution

The third proportional to 56,395,419,773 and 85,319,639,031 is: 129,078,581,801.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,395,419,773 : 85,319,639,031 = 85,319,639,031 : x
  2. Step 2: Convert to fraction form
    56,395,419,773/85,319,639,031 = 85,319,639,031/x
  3. Step 3: Cross multiply
    56,395,419,773x = 85,319,639,031 × 85,319,639,031
  4. Step 4: Simplify right side
    56,395,419,773x = 7,279,440,804,380,138,274,816
  5. Step 5: Solve for x
    x = 7,279,440,804,380,138,274,816/56,395,419,773
  6. Step 6: Final answer
    x = 129,078,581,801.16

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.