Home / 194,971,977.66-269,090,207.09-123,451,506.91

Finding the Fourth Proportional to 194,971,977.66, 269,090,207.09 and 123,451,506.91

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Solution

The fourth proportional to 194,971,977.66, 269,090,207.09 and 123,451,506.91 is: 170,381,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,971,977.66 : 269,090,207.09 = 123,451,506.91 : x
  2. Step 2: Convert to fraction form
    194,971,977.66/269,090,207.09 = 123,451,506.91/x
  3. Step 3: Cross multiply
    194,971,977.66x = 269,090,207.09 × 123,451,506.91
  4. Step 4: Simplify right side
    194,971,977.66x = 33,219,591,559,984,460
  5. Step 5: Solve for x
    x = 33,219,591,559,984,460/194,971,977.66
  6. Step 6: Final answer
    x = 170,381,364.33

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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.