Home / 1,914,565,046.71-2,872,144,499.07-809,174,557.35

Finding the Fourth Proportional to 1,914,565,046.71, 2,872,144,499.07 and 809,174,557.35

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Solution

The fourth proportional to 1,914,565,046.71, 2,872,144,499.07 and 809,174,557.35 is: 1,213,887,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,565,046.71 : 2,872,144,499.07 = 809,174,557.35 : x
  2. Step 2: Convert to fraction form
    1,914,565,046.71/2,872,144,499.07 = 809,174,557.35/x
  3. Step 3: Cross multiply
    1,914,565,046.71x = 2,872,144,499.07 × 809,174,557.35
  4. Step 4: Simplify right side
    1,914,565,046.71x = 2,324,066,253,680,204,800
  5. Step 5: Solve for x
    x = 2,324,066,253,680,204,800/1,914,565,046.71
  6. Step 6: Final answer
    x = 1,213,887,330.53

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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.