Home / 412,192,007.48-618,594,520.64-166,550,778.20

Finding the Fourth Proportional to 412,192,007.48, 618,594,520.64 and 166,550,778.20

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Solution

The fourth proportional to 412,192,007.48, 618,594,520.64 and 166,550,778.20 is: 249,950,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,192,007.48 : 618,594,520.64 = 166,550,778.20 : x
  2. Step 2: Convert to fraction form
    412,192,007.48/618,594,520.64 = 166,550,778.20/x
  3. Step 3: Cross multiply
    412,192,007.48x = 618,594,520.64 × 166,550,778.20
  4. Step 4: Simplify right side
    412,192,007.48x = 103,027,398,798,922,224
  5. Step 5: Solve for x
    x = 103,027,398,798,922,224/412,192,007.48
  6. Step 6: Final answer
    x = 249,950,015.84

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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.