Home / 882,252,147.20-1,323,378,220.80-268,835,388.80

Finding the Fourth Proportional to 882,252,147.20, 1,323,378,220.80 and 268,835,388.80

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Solution

The fourth proportional to 882,252,147.20, 1,323,378,220.80 and 268,835,388.80 is: 403,253,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,252,147.20 : 1,323,378,220.80 = 268,835,388.80 : x
  2. Step 2: Convert to fraction form
    882,252,147.20/1,323,378,220.80 = 268,835,388.80/x
  3. Step 3: Cross multiply
    882,252,147.20x = 1,323,378,220.80 × 268,835,388.80
  4. Step 4: Simplify right side
    882,252,147.20x = 355,770,898,518,220,224
  5. Step 5: Solve for x
    x = 355,770,898,518,220,224/882,252,147.20
  6. Step 6: Final answer
    x = 403,253,083.20

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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.