Home / 1,078,861,479.26-1,488,828,843.27-583,824,187.58

Finding the Fourth Proportional to 1,078,861,479.26, 1,488,828,843.27 and 583,824,187.58

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Solution

The fourth proportional to 1,078,861,479.26, 1,488,828,843.27 and 583,824,187.58 is: 805,677,379.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,861,479.26 : 1,488,828,843.27 = 583,824,187.58 : x
  2. Step 2: Convert to fraction form
    1,078,861,479.26/1,488,828,843.27 = 583,824,187.58/x
  3. Step 3: Cross multiply
    1,078,861,479.26x = 1,488,828,843.27 × 583,824,187.58
  4. Step 4: Simplify right side
    1,078,861,479.26x = 869,214,289,867,778,944
  5. Step 5: Solve for x
    x = 869,214,289,867,778,944/1,078,861,479.26
  6. Step 6: Final answer
    x = 805,677,379.88

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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.