Home / 11,127,552,002.60-16,691,328,003.90-7,209,343,797.80

Finding the Fourth Proportional to 11,127,552,002.60, 16,691,328,003.90 and 7,209,343,797.80

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Solution

The fourth proportional to 11,127,552,002.60, 16,691,328,003.90 and 7,209,343,797.80 is: 10,814,015,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127,552,002.60 : 16,691,328,003.90 = 7,209,343,797.80 : x
  2. Step 2: Convert to fraction form
    11,127,552,002.60/16,691,328,003.90 = 7,209,343,797.80/x
  3. Step 3: Cross multiply
    11,127,552,002.60x = 16,691,328,003.90 × 7,209,343,797.80
  4. Step 4: Simplify right side
    11,127,552,002.60x = 120,333,522,021,961,924,608
  5. Step 5: Solve for x
    x = 120,333,522,021,961,924,608/11,127,552,002.60
  6. Step 6: Final answer
    x = 10,814,015,696.70

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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.