Home / 194,051,038.20-267,789,046.29-105,945,033.15

Finding the Fourth Proportional to 194,051,038.20, 267,789,046.29 and 105,945,033.15

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Solution

The fourth proportional to 194,051,038.20, 267,789,046.29 and 105,945,033.15 is: 146,203,388.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,051,038.20 : 267,789,046.29 = 105,945,033.15 : x
  2. Step 2: Convert to fraction form
    194,051,038.20/267,789,046.29 = 105,945,033.15/x
  3. Step 3: Cross multiply
    194,051,038.20x = 267,789,046.29 × 105,945,033.15
  4. Step 4: Simplify right side
    194,051,038.20x = 28,370,919,386,400,936
  5. Step 5: Solve for x
    x = 28,370,919,386,400,936/194,051,038.20
  6. Step 6: Final answer
    x = 146,203,388.81

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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.