Home / 11,373,393,556.78-17,062,417,128.21-3,911,007,191.31

Finding the Fourth Proportional to 11,373,393,556.78, 17,062,417,128.21 and 3,911,007,191.31

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Solution

The fourth proportional to 11,373,393,556.78, 17,062,417,128.21 and 3,911,007,191.31 is: 5,867,310,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,373,393,556.78 : 17,062,417,128.21 = 3,911,007,191.31 : x
  2. Step 2: Convert to fraction form
    11,373,393,556.78/17,062,417,128.21 = 3,911,007,191.31/x
  3. Step 3: Cross multiply
    11,373,393,556.78x = 17,062,417,128.21 × 3,911,007,191.31
  4. Step 4: Simplify right side
    11,373,393,556.78x = 66,731,236,089,602,883,584
  5. Step 5: Solve for x
    x = 66,731,236,089,602,883,584/11,373,393,556.78
  6. Step 6: Final answer
    x = 5,867,310,909.14

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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.