Home / 11,347,777,961.20-17,021,666,941.80-6,994,213,289.20

Finding the Fourth Proportional to 11,347,777,961.20, 17,021,666,941.80 and 6,994,213,289.20

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Solution

The fourth proportional to 11,347,777,961.20, 17,021,666,941.80 and 6,994,213,289.20 is: 10,491,319,933.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,347,777,961.20 : 17,021,666,941.80 = 6,994,213,289.20 : x
  2. Step 2: Convert to fraction form
    11,347,777,961.20/17,021,666,941.80 = 6,994,213,289.20/x
  3. Step 3: Cross multiply
    11,347,777,961.20x = 17,021,666,941.80 × 6,994,213,289.20
  4. Step 4: Simplify right side
    11,347,777,961.20x = 119,053,169,128,673,869,824
  5. Step 5: Solve for x
    x = 119,053,169,128,673,869,824/11,347,777,961.20
  6. Step 6: Final answer
    x = 10,491,319,933.80

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Double scale
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Similar ratio
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1.5x scale

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.