Home / 164,269,317.40-246,403,976.10-99,646,091.80

Finding the Fourth Proportional to 164,269,317.40, 246,403,976.10 and 99,646,091.80

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Solution

The fourth proportional to 164,269,317.40, 246,403,976.10 and 99,646,091.80 is: 149,469,137.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,269,317.40 : 246,403,976.10 = 99,646,091.80 : x
  2. Step 2: Convert to fraction form
    164,269,317.40/246,403,976.10 = 99,646,091.80/x
  3. Step 3: Cross multiply
    164,269,317.40x = 246,403,976.10 × 99,646,091.80
  4. Step 4: Simplify right side
    164,269,317.40x = 24,553,193,222,345,604
  5. Step 5: Solve for x
    x = 24,553,193,222,345,604/164,269,317.40
  6. Step 6: Final answer
    x = 149,469,137.70

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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.