Home / 187,244,673.20-280,867,009.80-164,569,857.20

Finding the Fourth Proportional to 187,244,673.20, 280,867,009.80 and 164,569,857.20

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Solution

The fourth proportional to 187,244,673.20, 280,867,009.80 and 164,569,857.20 is: 246,854,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,244,673.20 : 280,867,009.80 = 164,569,857.20 : x
  2. Step 2: Convert to fraction form
    187,244,673.20/280,867,009.80 = 164,569,857.20/x
  3. Step 3: Cross multiply
    187,244,673.20x = 280,867,009.80 × 164,569,857.20
  4. Step 4: Simplify right side
    187,244,673.20x = 46,222,243,694,977,000
  5. Step 5: Solve for x
    x = 46,222,243,694,977,000/187,244,673.20
  6. Step 6: Final answer
    x = 246,854,785.80

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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.