Home / 309,247,656.50-464,207,604.78-125,141,884.94

Finding the Fourth Proportional to 309,247,656.50, 464,207,604.78 and 125,141,884.94

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Solution

The fourth proportional to 309,247,656.50, 464,207,604.78 and 125,141,884.94 is: 187,848,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,247,656.50 : 464,207,604.78 = 125,141,884.94 : x
  2. Step 2: Convert to fraction form
    309,247,656.50/464,207,604.78 = 125,141,884.94/x
  3. Step 3: Cross multiply
    309,247,656.50x = 464,207,604.78 × 125,141,884.94
  4. Step 4: Simplify right side
    309,247,656.50x = 58,091,814,667,281,552
  5. Step 5: Solve for x
    x = 58,091,814,667,281,552/309,247,656.50
  6. Step 6: Final answer
    x = 187,848,843.62

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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.