Home / 827,451,797.72-1,240,804,187.08-237,107,009.12

Finding the Fourth Proportional to 827,451,797.72, 1,240,804,187.08 and 237,107,009.12

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Solution

The fourth proportional to 827,451,797.72, 1,240,804,187.08 and 237,107,009.12 is: 355,553,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,451,797.72 : 1,240,804,187.08 = 237,107,009.12 : x
  2. Step 2: Convert to fraction form
    827,451,797.72/1,240,804,187.08 = 237,107,009.12/x
  3. Step 3: Cross multiply
    827,451,797.72x = 1,240,804,187.08 × 237,107,009.12
  4. Step 4: Simplify right side
    827,451,797.72x = 294,203,369,702,111,744
  5. Step 5: Solve for x
    x = 294,203,369,702,111,744/827,451,797.72
  6. Step 6: Final answer
    x = 355,553,484.22

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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.