Home / 1,786,162,712.28-2,465,213,069.31-1,033,890,668.65

Finding the Fourth Proportional to 1,786,162,712.28, 2,465,213,069.31 and 1,033,890,668.65

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Solution

The fourth proportional to 1,786,162,712.28, 2,465,213,069.31 and 1,033,890,668.65 is: 1,426,947,708.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,162,712.28 : 2,465,213,069.31 = 1,033,890,668.65 : x
  2. Step 2: Convert to fraction form
    1,786,162,712.28/2,465,213,069.31 = 1,033,890,668.65/x
  3. Step 3: Cross multiply
    1,786,162,712.28x = 2,465,213,069.31 × 1,033,890,668.65
  4. Step 4: Simplify right side
    1,786,162,712.28x = 2,548,760,788,600,665,088
  5. Step 5: Solve for x
    x = 2,548,760,788,600,665,088/1,786,162,712.28
  6. Step 6: Final answer
    x = 1,426,947,708.11

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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.