Home / 1,861,751,122,093.80-2,569,279,940,859.40-1,080,423,756,557.30

Finding the Fourth Proportional to 1,861,751,122,093.80, 2,569,279,940,859.40 and 1,080,423,756,557.30

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Solution

The fourth proportional to 1,861,751,122,093.80, 2,569,279,940,859.40 and 1,080,423,756,557.30 is: 1,491,021,572,329.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,751,122,093.80 : 2,569,279,940,859.40 = 1,080,423,756,557.30 : x
  2. Step 2: Convert to fraction form
    1,861,751,122,093.80/2,569,279,940,859.40 = 1,080,423,756,557.30/x
  3. Step 3: Cross multiply
    1,861,751,122,093.80x = 2,569,279,940,859.40 × 1,080,423,756,557.30
  4. Step 4: Simplify right side
    1,861,751,122,093.80x = 2,775,911,085,350,630,474,121,216
  5. Step 5: Solve for x
    x = 2,775,911,085,350,630,474,121,216/1,861,751,122,093.80
  6. Step 6: Final answer
    x = 1,491,021,572,329.57

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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.