Home / 291,310,266.20-436,965,399.30-277,873,338.20

Finding the Fourth Proportional to 291,310,266.20, 436,965,399.30 and 277,873,338.20

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Solution

The fourth proportional to 291,310,266.20, 436,965,399.30 and 277,873,338.20 is: 416,810,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,310,266.20 : 436,965,399.30 = 277,873,338.20 : x
  2. Step 2: Convert to fraction form
    291,310,266.20/436,965,399.30 = 277,873,338.20/x
  3. Step 3: Cross multiply
    291,310,266.20x = 436,965,399.30 × 277,873,338.20
  4. Step 4: Simplify right side
    291,310,266.20x = 121,421,034,181,386,944
  5. Step 5: Solve for x
    x = 121,421,034,181,386,944/291,310,266.20
  6. Step 6: Final answer
    x = 416,810,007.30

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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.