Home / 262,478,244.20-393,670,127.10-165,259,970.60

Finding the Fourth Proportional to 262,478,244.20, 393,670,127.10 and 165,259,970.60

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Solution

The fourth proportional to 262,478,244.20, 393,670,127.10 and 165,259,970.60 is: 247,860,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,478,244.20 : 393,670,127.10 = 165,259,970.60 : x
  2. Step 2: Convert to fraction form
    262,478,244.20/393,670,127.10 = 165,259,970.60/x
  3. Step 3: Cross multiply
    262,478,244.20x = 393,670,127.10 × 165,259,970.60
  4. Step 4: Simplify right side
    262,478,244.20x = 65,057,913,630,644,264
  5. Step 5: Solve for x
    x = 65,057,913,630,644,264/262,478,244.20
  6. Step 6: Final answer
    x = 247,860,213.44

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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.