Home / 101,496,719.88-140,061,915.72-55,086,042.96

Finding the Fourth Proportional to 101,496,719.88, 140,061,915.72 and 55,086,042.96

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Solution

The fourth proportional to 101,496,719.88, 140,061,915.72 and 55,086,042.96 is: 76,016,808.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,496,719.88 : 140,061,915.72 = 55,086,042.96 : x
  2. Step 2: Convert to fraction form
    101,496,719.88/140,061,915.72 = 55,086,042.96/x
  3. Step 3: Cross multiply
    101,496,719.88x = 140,061,915.72 × 55,086,042.96
  4. Step 4: Simplify right side
    101,496,719.88x = 7,715,456,706,411,819
  5. Step 5: Solve for x
    x = 7,715,456,706,411,819/101,496,719.88
  6. Step 6: Final answer
    x = 76,016,808.38

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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.