Home / 164,469,420.02-246,529,671.21-76,957,205.51

Finding the Fourth Proportional to 164,469,420.02, 246,529,671.21 and 76,957,205.51

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Solution

The fourth proportional to 164,469,420.02, 246,529,671.21 and 76,957,205.51 is: 115,354,176.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,469,420.02 : 246,529,671.21 = 76,957,205.51 : x
  2. Step 2: Convert to fraction form
    164,469,420.02/246,529,671.21 = 76,957,205.51/x
  3. Step 3: Cross multiply
    164,469,420.02x = 246,529,671.21 × 76,957,205.51
  4. Step 4: Simplify right side
    164,469,420.02x = 18,972,234,570,388,052
  5. Step 5: Solve for x
    x = 18,972,234,570,388,052/164,469,420.02
  6. Step 6: Final answer
    x = 115,354,176.90

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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.