Home / 242,560,694.10-363,856,787.55-127,769,438.10

Finding the Fourth Proportional to 242,560,694.10, 363,856,787.55 and 127,769,438.10

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Solution

The fourth proportional to 242,560,694.10, 363,856,787.55 and 127,769,438.10 is: 191,662,451.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,560,694.10 : 363,856,787.55 = 127,769,438.10 : x
  2. Step 2: Convert to fraction form
    242,560,694.10/363,856,787.55 = 127,769,438.10/x
  3. Step 3: Cross multiply
    242,560,694.10x = 363,856,787.55 × 127,769,438.10
  4. Step 4: Simplify right side
    242,560,694.10x = 46,489,777,294,134,576
  5. Step 5: Solve for x
    x = 46,489,777,294,134,576/242,560,694.10
  6. Step 6: Final answer
    x = 191,662,451.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.