Home / 187,268,047.20-280,902,070.80-164,593,231.20

Finding the Fourth Proportional to 187,268,047.20, 280,902,070.80 and 164,593,231.20

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Solution

The fourth proportional to 187,268,047.20, 280,902,070.80 and 164,593,231.20 is: 246,889,846.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,268,047.20 : 280,902,070.80 = 164,593,231.20 : x
  2. Step 2: Convert to fraction form
    187,268,047.20/280,902,070.80 = 164,593,231.20/x
  3. Step 3: Cross multiply
    187,268,047.20x = 280,902,070.80 × 164,593,231.20
  4. Step 4: Simplify right side
    187,268,047.20x = 46,234,579,483,743,168
  5. Step 5: Solve for x
    x = 46,234,579,483,743,168/187,268,047.20
  6. Step 6: Final answer
    x = 246,889,846.80

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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.