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Finding the Third Proportional to 5,139,620,787 and 6,934,555,197

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Solution

The third proportional to 5,139,620,787 and 6,934,555,197 is: 9,356,343,157.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,620,787 : 6,934,555,197 = 6,934,555,197 : x
  2. Step 2: Convert to fraction form
    5,139,620,787/6,934,555,197 = 6,934,555,197/x
  3. Step 3: Cross multiply
    5,139,620,787x = 6,934,555,197 × 6,934,555,197
  4. Step 4: Simplify right side
    5,139,620,787x = 48,088,055,780,239,712,256
  5. Step 5: Solve for x
    x = 48,088,055,780,239,712,256/5,139,620,787
  6. Step 6: Final answer
    x = 9,356,343,157.04

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.