Home / 396,984,567.88-595,505,293.36-105,850,165.60

Finding the Fourth Proportional to 396,984,567.88, 595,505,293.36 and 105,850,165.60

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Solution

The fourth proportional to 396,984,567.88, 595,505,293.36 and 105,850,165.60 is: 158,782,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,984,567.88 : 595,505,293.36 = 105,850,165.60 : x
  2. Step 2: Convert to fraction form
    396,984,567.88/595,505,293.36 = 105,850,165.60/x
  3. Step 3: Cross multiply
    396,984,567.88x = 595,505,293.36 × 105,850,165.60
  4. Step 4: Simplify right side
    396,984,567.88x = 63,034,333,917,832,576
  5. Step 5: Solve for x
    x = 63,034,333,917,832,576/396,984,567.88
  6. Step 6: Final answer
    x = 158,782,831.92

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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.