Home / 10,917,504,003.20-16,376,256,004.80-3,931,393,193.60

Finding the Fourth Proportional to 10,917,504,003.20, 16,376,256,004.80 and 3,931,393,193.60

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Solution

The fourth proportional to 10,917,504,003.20, 16,376,256,004.80 and 3,931,393,193.60 is: 5,897,089,790.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,917,504,003.20 : 16,376,256,004.80 = 3,931,393,193.60 : x
  2. Step 2: Convert to fraction form
    10,917,504,003.20/16,376,256,004.80 = 3,931,393,193.60/x
  3. Step 3: Cross multiply
    10,917,504,003.20x = 16,376,256,004.80 × 3,931,393,193.60
  4. Step 4: Simplify right side
    10,917,504,003.20x = 64,381,501,393,921,843,200
  5. Step 5: Solve for x
    x = 64,381,501,393,921,843,200/10,917,504,003.20
  6. Step 6: Final answer
    x = 5,897,089,790.40

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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.