Home / 727,646,976,399.70-1,091,470,464,599.60-256,387,037,583.70

Finding the Fourth Proportional to 727,646,976,399.70, 1,091,470,464,599.60 and 256,387,037,583.70

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Solution

The fourth proportional to 727,646,976,399.70, 1,091,470,464,599.60 and 256,387,037,583.70 is: 384,580,556,375.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,646,976,399.70 : 1,091,470,464,599.60 = 256,387,037,583.70 : x
  2. Step 2: Convert to fraction form
    727,646,976,399.70/1,091,470,464,599.60 = 256,387,037,583.70/x
  3. Step 3: Cross multiply
    727,646,976,399.70x = 1,091,470,464,599.60 × 256,387,037,583.70
  4. Step 4: Simplify right side
    727,646,976,399.70x = 279,838,879,028,796,157,067,264
  5. Step 5: Solve for x
    x = 279,838,879,028,796,157,067,264/727,646,976,399.70
  6. Step 6: Final answer
    x = 384,580,556,375.57

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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.