Home / 194,620,937.72-267,146,261.52-172,101,019.64

Finding the Fourth Proportional to 194,620,937.72, 267,146,261.52 and 172,101,019.64

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Solution

The fourth proportional to 194,620,937.72, 267,146,261.52 and 172,101,019.64 is: 236,234,315.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,620,937.72 : 267,146,261.52 = 172,101,019.64 : x
  2. Step 2: Convert to fraction form
    194,620,937.72/267,146,261.52 = 172,101,019.64/x
  3. Step 3: Cross multiply
    194,620,937.72x = 267,146,261.52 × 172,101,019.64
  4. Step 4: Simplify right side
    194,620,937.72x = 45,976,144,000,606,096
  5. Step 5: Solve for x
    x = 45,976,144,000,606,096/194,620,937.72
  6. Step 6: Final answer
    x = 236,234,315.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.