Home / 6,738,672,772.05-9,299,089,056.89-3,686,834,078.64

Finding the Fourth Proportional to 6,738,672,772.05, 9,299,089,056.89 and 3,686,834,078.64

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Solution

The fourth proportional to 6,738,672,772.05, 9,299,089,056.89 and 3,686,834,078.64 is: 5,087,678,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738,672,772.05 : 9,299,089,056.89 = 3,686,834,078.64 : x
  2. Step 2: Convert to fraction form
    6,738,672,772.05/9,299,089,056.89 = 3,686,834,078.64/x
  3. Step 3: Cross multiply
    6,738,672,772.05x = 9,299,089,056.89 × 3,686,834,078.64
  4. Step 4: Simplify right side
    6,738,672,772.05x = 34,284,198,435,250,348,032
  5. Step 5: Solve for x
    x = 34,284,198,435,250,348,032/6,738,672,772.05
  6. Step 6: Final answer
    x = 5,087,678,181.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.