Home / 1,469,884,403.60-2,204,826,605.40-1,309,176,645.20

Finding the Fourth Proportional to 1,469,884,403.60, 2,204,826,605.40 and 1,309,176,645.20

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Solution

The fourth proportional to 1,469,884,403.60, 2,204,826,605.40 and 1,309,176,645.20 is: 1,963,764,967.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,884,403.60 : 2,204,826,605.40 = 1,309,176,645.20 : x
  2. Step 2: Convert to fraction form
    1,469,884,403.60/2,204,826,605.40 = 1,309,176,645.20/x
  3. Step 3: Cross multiply
    1,469,884,403.60x = 2,204,826,605.40 × 1,309,176,645.20
  4. Step 4: Simplify right side
    1,469,884,403.60x = 2,886,507,498,505,276,416
  5. Step 5: Solve for x
    x = 2,886,507,498,505,276,416/1,469,884,403.60
  6. Step 6: Final answer
    x = 1,963,764,967.80

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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.