Home / 804,843,983.10-1,207,264,467.80-252,188,719.80

Finding the Fourth Proportional to 804,843,983.10, 1,207,264,467.80 and 252,188,719.80

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Solution

The fourth proportional to 804,843,983.10, 1,207,264,467.80 and 252,188,719.80 is: 378,282,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,843,983.10 : 1,207,264,467.80 = 252,188,719.80 : x
  2. Step 2: Convert to fraction form
    804,843,983.10/1,207,264,467.80 = 252,188,719.80/x
  3. Step 3: Cross multiply
    804,843,983.10x = 1,207,264,467.80 × 252,188,719.80
  4. Step 4: Simplify right side
    804,843,983.10x = 304,458,480,594,510,336
  5. Step 5: Solve for x
    x = 304,458,480,594,510,336/804,843,983.10
  6. Step 6: Final answer
    x = 378,282,607.55

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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.