Home / 2,521,997,815,841.20-3,783,483,438,739.10-823,654,295,781.10

Finding the Fourth Proportional to 2,521,997,815,841.20, 3,783,483,438,739.10 and 823,654,295,781.10

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Solution

The fourth proportional to 2,521,997,815,841.20, 3,783,483,438,739.10 and 823,654,295,781.10 is: 1,235,640,398,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521,997,815,841.20 : 3,783,483,438,739.10 = 823,654,295,781.10 : x
  2. Step 2: Convert to fraction form
    2,521,997,815,841.20/3,783,483,438,739.10 = 823,654,295,781.10/x
  3. Step 3: Cross multiply
    2,521,997,815,841.20x = 3,783,483,438,739.10 × 823,654,295,781.10
  4. Step 4: Simplify right side
    2,521,997,815,841.20x = 3,116,282,387,334,108,194,799,616
  5. Step 5: Solve for x
    x = 3,116,282,387,334,108,194,799,616/2,521,997,815,841.20
  6. Step 6: Final answer
    x = 1,235,640,398,956.76

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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.