Home / 2,209,157,890-3,430,138,775

Finding the Third Proportional to 2,209,157,890 and 3,430,138,775

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Solution

The third proportional to 2,209,157,890 and 3,430,138,775 is: 5,325,944,365.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,209,157,890 : 3,430,138,775 = 3,430,138,775 : x
  2. Step 2: Convert to fraction form
    2,209,157,890/3,430,138,775 = 3,430,138,775/x
  3. Step 3: Cross multiply
    2,209,157,890x = 3,430,138,775 × 3,430,138,775
  4. Step 4: Simplify right side
    2,209,157,890x = 11,765,852,015,758,499,840
  5. Step 5: Solve for x
    x = 11,765,852,015,758,499,840/2,209,157,890
  6. Step 6: Final answer
    x = 5,325,944,365.05

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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.