Home / 1,469,662,884.86-2,028,133,886.96-809,613,162.86

Finding the Fourth Proportional to 1,469,662,884.86, 2,028,133,886.96 and 809,613,162.86

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Solution

The fourth proportional to 1,469,662,884.86, 2,028,133,886.96 and 809,613,162.86 is: 1,117,265,672.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,662,884.86 : 2,028,133,886.96 = 809,613,162.86 : x
  2. Step 2: Convert to fraction form
    1,469,662,884.86/2,028,133,886.96 = 809,613,162.86/x
  3. Step 3: Cross multiply
    1,469,662,884.86x = 2,028,133,886.96 × 809,613,162.86
  4. Step 4: Simplify right side
    1,469,662,884.86x = 1,642,003,890,922,834,176
  5. Step 5: Solve for x
    x = 1,642,003,890,922,834,176/1,469,662,884.86
  6. Step 6: Final answer
    x = 1,117,265,672.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.