Home / 126,166,872.20-174,112,551.20-73,993,537.76

Finding the Fourth Proportional to 126,166,872.20, 174,112,551.20 and 73,993,537.76

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Solution

The fourth proportional to 126,166,872.20, 174,112,551.20 and 73,993,537.76 is: 102,112,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,166,872.20 : 174,112,551.20 = 73,993,537.76 : x
  2. Step 2: Convert to fraction form
    126,166,872.20/174,112,551.20 = 73,993,537.76/x
  3. Step 3: Cross multiply
    126,166,872.20x = 174,112,551.20 × 73,993,537.76
  4. Step 4: Simplify right side
    126,166,872.20x = 12,883,203,631,707,134
  5. Step 5: Solve for x
    x = 12,883,203,631,707,134/126,166,872.20
  6. Step 6: Final answer
    x = 102,112,411.98

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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.