Home / 109,726,201.45-164,589,302.18-45,076,403.80

Finding the Fourth Proportional to 109,726,201.45, 164,589,302.18 and 45,076,403.80

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Solution

The fourth proportional to 109,726,201.45, 164,589,302.18 and 45,076,403.80 is: 67,614,605.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,726,201.45 : 164,589,302.18 = 45,076,403.80 : x
  2. Step 2: Convert to fraction form
    109,726,201.45/164,589,302.18 = 45,076,403.80/x
  3. Step 3: Cross multiply
    109,726,201.45x = 164,589,302.18 × 45,076,403.80
  4. Step 4: Simplify right side
    109,726,201.45x = 7,419,093,846,225,900
  5. Step 5: Solve for x
    x = 7,419,093,846,225,900/109,726,201.45
  6. Step 6: Final answer
    x = 67,614,605.70

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Similar ratio
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1.5x scale

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.