Home / 197,143,215.30-295,147,952.55-191,474,511.30

Finding the Fourth Proportional to 197,143,215.30, 295,147,952.55 and 191,474,511.30

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Solution

The fourth proportional to 197,143,215.30, 295,147,952.55 and 191,474,511.30 is: 286,661,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,143,215.30 : 295,147,952.55 = 191,474,511.30 : x
  2. Step 2: Convert to fraction form
    197,143,215.30/295,147,952.55 = 191,474,511.30/x
  3. Step 3: Cross multiply
    197,143,215.30x = 295,147,952.55 × 191,474,511.30
  4. Step 4: Simplify right side
    197,143,215.30x = 56,513,309,975,706,848
  5. Step 5: Solve for x
    x = 56,513,309,975,706,848/197,143,215.30
  6. Step 6: Final answer
    x = 286,661,196.48

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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.