Home / 1,636,322,571.28-2,454,493,032.72-545,802,645.52

Finding the Fourth Proportional to 1,636,322,571.28, 2,454,493,032.72 and 545,802,645.52

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Solution

The fourth proportional to 1,636,322,571.28, 2,454,493,032.72 and 545,802,645.52 is: 818,707,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,322,571.28 : 2,454,493,032.72 = 545,802,645.52 : x
  2. Step 2: Convert to fraction form
    1,636,322,571.28/2,454,493,032.72 = 545,802,645.52/x
  3. Step 3: Cross multiply
    1,636,322,571.28x = 2,454,493,032.72 × 545,802,645.52
  4. Step 4: Simplify right side
    1,636,322,571.28x = 1,339,668,790,668,983,808
  5. Step 5: Solve for x
    x = 1,339,668,790,668,983,808/1,636,322,571.28
  6. Step 6: Final answer
    x = 818,707,028.91

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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.