Home / 187,244,489.20-280,866,733.80-164,569,673.20

Finding the Fourth Proportional to 187,244,489.20, 280,866,733.80 and 164,569,673.20

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Solution

The fourth proportional to 187,244,489.20, 280,866,733.80 and 164,569,673.20 is: 246,854,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,244,489.20 : 280,866,733.80 = 164,569,673.20 : x
  2. Step 2: Convert to fraction form
    187,244,489.20/280,866,733.80 = 164,569,673.20/x
  3. Step 3: Cross multiply
    187,244,489.20x = 280,866,733.80 × 164,569,673.20
  4. Step 4: Simplify right side
    187,244,489.20x = 46,222,146,594,217,392
  5. Step 5: Solve for x
    x = 46,222,146,594,217,392/187,244,489.20
  6. Step 6: Final answer
    x = 246,854,509.80

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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.