Home / 194,971,977.42-269,090,206.74-123,451,506.66

Finding the Fourth Proportional to 194,971,977.42, 269,090,206.74 and 123,451,506.66

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Solution

The fourth proportional to 194,971,977.42, 269,090,206.74 and 123,451,506.66 is: 170,381,363.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971,977.42 : 269,090,206.74 = 123,451,506.66 : x
  2. Step 2: Convert to fraction form
    194,971,977.42/269,090,206.74 = 123,451,506.66/x
  3. Step 3: Cross multiply
    194,971,977.42x = 269,090,206.74 × 123,451,506.66
  4. Step 4: Simplify right side
    194,971,977.42x = 33,219,591,449,503,888
  5. Step 5: Solve for x
    x = 33,219,591,449,503,888/194,971,977.42
  6. Step 6: Final answer
    x = 170,381,363.97

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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.