Home / 835,148,949.19-1,252,251,229.37-274,759,132.86

Finding the Fourth Proportional to 835,148,949.19, 1,252,251,229.37 and 274,759,132.86

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Solution

The fourth proportional to 835,148,949.19, 1,252,251,229.37 and 274,759,132.86 is: 411,983,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,148,949.19 : 1,252,251,229.37 = 274,759,132.86 : x
  2. Step 2: Convert to fraction form
    835,148,949.19/1,252,251,229.37 = 274,759,132.86/x
  3. Step 3: Cross multiply
    835,148,949.19x = 1,252,251,229.37 × 274,759,132.86
  4. Step 4: Simplify right side
    835,148,949.19x = 344,067,461,903,196,416
  5. Step 5: Solve for x
    x = 344,067,461,903,196,416/835,148,949.19
  6. Step 6: Final answer
    x = 411,983,350.08

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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.