Home / 164,469,420.58-246,529,672.05-76,957,206.07

Finding the Fourth Proportional to 164,469,420.58, 246,529,672.05 and 76,957,206.07

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Solution

The fourth proportional to 164,469,420.58, 246,529,672.05 and 76,957,206.07 is: 115,354,177.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,469,420.58 : 246,529,672.05 = 76,957,206.07 : x
  2. Step 2: Convert to fraction form
    164,469,420.58/246,529,672.05 = 76,957,206.07/x
  3. Step 3: Cross multiply
    164,469,420.58x = 246,529,672.05 × 76,957,206.07
  4. Step 4: Simplify right side
    164,469,420.58x = 18,972,234,773,897,436
  5. Step 5: Solve for x
    x = 18,972,234,773,897,436/164,469,420.58
  6. Step 6: Final answer
    x = 115,354,177.74

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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.