Home / 194,376,321-268,244,921.70-107,461,791.72

Finding the Fourth Proportional to 194,376,321, 268,244,921.70 and 107,461,791.72

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Solution

The fourth proportional to 194,376,321, 268,244,921.70 and 107,461,791.72 is: 148,300,367.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,376,321 : 268,244,921.70 = 107,461,791.72 : x
  2. Step 2: Convert to fraction form
    194,376,321/268,244,921.70 = 107,461,791.72/x
  3. Step 3: Cross multiply
    194,376,321x = 268,244,921.70 × 107,461,791.72
  4. Step 4: Simplify right side
    194,376,321x = 28,826,079,905,673,108
  5. Step 5: Solve for x
    x = 28,826,079,905,673,108/194,376,321
  6. Step 6: Final answer
    x = 148,300,367.85

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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.