Home / 192,456,634.40-288,684,951.60-188,630,259.20

Finding the Fourth Proportional to 192,456,634.40, 288,684,951.60 and 188,630,259.20

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Solution

The fourth proportional to 192,456,634.40, 288,684,951.60 and 188,630,259.20 is: 282,945,388.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,456,634.40 : 288,684,951.60 = 188,630,259.20 : x
  2. Step 2: Convert to fraction form
    192,456,634.40/288,684,951.60 = 188,630,259.20/x
  3. Step 3: Cross multiply
    192,456,634.40x = 288,684,951.60 × 188,630,259.20
  4. Step 4: Simplify right side
    192,456,634.40x = 54,454,717,247,447,456
  5. Step 5: Solve for x
    x = 54,454,717,247,447,456/192,456,634.40
  6. Step 6: Final answer
    x = 282,945,388.80

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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.