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Finding the Third Proportional to 5,433,648,386 and 8,156,223,705

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Solution

The third proportional to 5,433,648,386 and 8,156,223,705 is: 12,242,968,333.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433,648,386 : 8,156,223,705 = 8,156,223,705 : x
  2. Step 2: Convert to fraction form
    5,433,648,386/8,156,223,705 = 8,156,223,705/x
  3. Step 3: Cross multiply
    5,433,648,386x = 8,156,223,705 × 8,156,223,705
  4. Step 4: Simplify right side
    5,433,648,386x = 66,523,985,126,003,924,992
  5. Step 5: Solve for x
    x = 66,523,985,126,003,924,992/5,433,648,386
  6. Step 6: Final answer
    x = 12,242,968,333.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.