Home / 2,909,867,057.73-4,015,618,150.92-1,571,757,141.42

Finding the Fourth Proportional to 2,909,867,057.73, 4,015,618,150.92 and 1,571,757,141.42

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Solution

The fourth proportional to 2,909,867,057.73, 4,015,618,150.92 and 1,571,757,141.42 is: 2,169,025,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909,867,057.73 : 4,015,618,150.92 = 1,571,757,141.42 : x
  2. Step 2: Convert to fraction form
    2,909,867,057.73/4,015,618,150.92 = 1,571,757,141.42/x
  3. Step 3: Cross multiply
    2,909,867,057.73x = 4,015,618,150.92 × 1,571,757,141.42
  4. Step 4: Simplify right side
    2,909,867,057.73x = 6,311,576,505,924,285,440
  5. Step 5: Solve for x
    x = 6,311,576,505,924,285,440/2,909,867,057.73
  6. Step 6: Final answer
    x = 2,169,025,725.47

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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.