Home / 113,369,772.70-170,054,659.05-73,025,811.10

Finding the Fourth Proportional to 113,369,772.70, 170,054,659.05 and 73,025,811.10

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Solution

The fourth proportional to 113,369,772.70, 170,054,659.05 and 73,025,811.10 is: 109,538,716.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,369,772.70 : 170,054,659.05 = 73,025,811.10 : x
  2. Step 2: Convert to fraction form
    113,369,772.70/170,054,659.05 = 73,025,811.10/x
  3. Step 3: Cross multiply
    113,369,772.70x = 170,054,659.05 × 73,025,811.10
  4. Step 4: Simplify right side
    113,369,772.70x = 12,418,379,408,460,206
  5. Step 5: Solve for x
    x = 12,418,379,408,460,206/113,369,772.70
  6. Step 6: Final answer
    x = 109,538,716.65

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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.