Home / 195,783,646.30-293,675,469.45-163,933,150.30

Finding the Fourth Proportional to 195,783,646.30, 293,675,469.45 and 163,933,150.30

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Solution

The fourth proportional to 195,783,646.30, 293,675,469.45 and 163,933,150.30 is: 245,899,725.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,783,646.30 : 293,675,469.45 = 163,933,150.30 : x
  2. Step 2: Convert to fraction form
    195,783,646.30/293,675,469.45 = 163,933,150.30/x
  3. Step 3: Cross multiply
    195,783,646.30x = 293,675,469.45 × 163,933,150.30
  4. Step 4: Simplify right side
    195,783,646.30x = 48,143,144,872,769,912
  5. Step 5: Solve for x
    x = 48,143,144,872,769,912/195,783,646.30
  6. Step 6: Final answer
    x = 245,899,725.45

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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.