Home / 132,945,193.10-183,494,977.23-77,958,764.30

Finding the Fourth Proportional to 132,945,193.10, 183,494,977.23 and 77,958,764.30

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Solution

The fourth proportional to 132,945,193.10, 183,494,977.23 and 77,958,764.30 is: 107,601,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,945,193.10 : 183,494,977.23 = 77,958,764.30 : x
  2. Step 2: Convert to fraction form
    132,945,193.10/183,494,977.23 = 77,958,764.30/x
  3. Step 3: Cross multiply
    132,945,193.10x = 183,494,977.23 × 77,958,764.30
  4. Step 4: Simplify right side
    132,945,193.10x = 14,305,041,680,107,436
  5. Step 5: Solve for x
    x = 14,305,041,680,107,436/132,945,193.10
  6. Step 6: Final answer
    x = 107,601,044.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.