Home / 1,119,348,214,601.10-1,679,190,204,464.30-393,151,549,043.28

Finding the Fourth Proportional to 1,119,348,214,601.10, 1,679,190,204,464.30 and 393,151,549,043.28

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Solution

The fourth proportional to 1,119,348,214,601.10, 1,679,190,204,464.30 and 393,151,549,043.28 is: 589,786,289,388.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,348,214,601.10 : 1,679,190,204,464.30 = 393,151,549,043.28 : x
  2. Step 2: Convert to fraction form
    1,119,348,214,601.10/1,679,190,204,464.30 = 393,151,549,043.28/x
  3. Step 3: Cross multiply
    1,119,348,214,601.10x = 1,679,190,204,464.30 × 393,151,549,043.28
  4. Step 4: Simplify right side
    1,119,348,214,601.10x = 660,176,230,023,441,737,056,256
  5. Step 5: Solve for x
    x = 660,176,230,023,441,737,056,256/1,119,348,214,601.10
  6. Step 6: Final answer
    x = 589,786,289,388.69

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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.