Home / 1,082,256,518.20-1,623,384,777.30-927,288,322.60

Finding the Fourth Proportional to 1,082,256,518.20, 1,623,384,777.30 and 927,288,322.60

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Solution

The fourth proportional to 1,082,256,518.20, 1,623,384,777.30 and 927,288,322.60 is: 1,390,932,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,256,518.20 : 1,623,384,777.30 = 927,288,322.60 : x
  2. Step 2: Convert to fraction form
    1,082,256,518.20/1,623,384,777.30 = 927,288,322.60/x
  3. Step 3: Cross multiply
    1,082,256,518.20x = 1,623,384,777.30 × 927,288,322.60
  4. Step 4: Simplify right side
    1,082,256,518.20x = 1,505,345,747,076,891,648
  5. Step 5: Solve for x
    x = 1,505,345,747,076,891,648/1,082,256,518.20
  6. Step 6: Final answer
    x = 1,390,932,483.90

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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.