Home / 101,794,001.20-140,471,522.86-55,384,438.84

Finding the Fourth Proportional to 101,794,001.20, 140,471,522.86 and 55,384,438.84

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Solution

The fourth proportional to 101,794,001.20, 140,471,522.86 and 55,384,438.84 is: 76,428,241.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,794,001.20 : 140,471,522.86 = 55,384,438.84 : x
  2. Step 2: Convert to fraction form
    101,794,001.20/140,471,522.86 = 55,384,438.84/x
  3. Step 3: Cross multiply
    101,794,001.20x = 140,471,522.86 × 55,384,438.84
  4. Step 4: Simplify right side
    101,794,001.20x = 7,779,936,466,601,333
  5. Step 5: Solve for x
    x = 7,779,936,466,601,333/101,794,001.20
  6. Step 6: Final answer
    x = 76,428,241.10

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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.