Home / 851,472,032.30-1,277,208,048.45-238,055,273.90

Finding the Fourth Proportional to 851,472,032.30, 1,277,208,048.45 and 238,055,273.90

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Solution

The fourth proportional to 851,472,032.30, 1,277,208,048.45 and 238,055,273.90 is: 357,082,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,472,032.30 : 1,277,208,048.45 = 238,055,273.90 : x
  2. Step 2: Convert to fraction form
    851,472,032.30/1,277,208,048.45 = 238,055,273.90/x
  3. Step 3: Cross multiply
    851,472,032.30x = 1,277,208,048.45 × 238,055,273.90
  4. Step 4: Simplify right side
    851,472,032.30x = 304,046,111,801,049,216
  5. Step 5: Solve for x
    x = 304,046,111,801,049,216/851,472,032.30
  6. Step 6: Final answer
    x = 357,082,910.85

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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.