Home / 11,331,546,812.60-16,997,320,218.90-3,969,600,927.80

Finding the Fourth Proportional to 11,331,546,812.60, 16,997,320,218.90 and 3,969,600,927.80

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Solution

The fourth proportional to 11,331,546,812.60, 16,997,320,218.90 and 3,969,600,927.80 is: 5,954,401,391.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,331,546,812.60 : 16,997,320,218.90 = 3,969,600,927.80 : x
  2. Step 2: Convert to fraction form
    11,331,546,812.60/16,997,320,218.90 = 3,969,600,927.80/x
  3. Step 3: Cross multiply
    11,331,546,812.60x = 16,997,320,218.90 × 3,969,600,927.80
  4. Step 4: Simplify right side
    11,331,546,812.60x = 67,472,578,111,059,140,608
  5. Step 5: Solve for x
    x = 67,472,578,111,059,140,608/11,331,546,812.60
  6. Step 6: Final answer
    x = 5,954,401,391.70

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Double scale
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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.