Home / 271,712,089.70-407,568,134.55-89,959,267.70

Finding the Fourth Proportional to 271,712,089.70, 407,568,134.55 and 89,959,267.70

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Solution

The fourth proportional to 271,712,089.70, 407,568,134.55 and 89,959,267.70 is: 134,938,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,712,089.70 : 407,568,134.55 = 89,959,267.70 : x
  2. Step 2: Convert to fraction form
    271,712,089.70/407,568,134.55 = 89,959,267.70/x
  3. Step 3: Cross multiply
    271,712,089.70x = 407,568,134.55 × 89,959,267.70
  4. Step 4: Simplify right side
    271,712,089.70x = 36,664,530,921,973,072
  5. Step 5: Solve for x
    x = 36,664,530,921,973,072/271,712,089.70
  6. Step 6: Final answer
    x = 134,938,901.55

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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.