Home / 835,508,712.15-1,253,263,068.23-222,092,937.90

Finding the Fourth Proportional to 835,508,712.15, 1,253,263,068.23 and 222,092,937.90

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Solution

The fourth proportional to 835,508,712.15, 1,253,263,068.23 and 222,092,937.90 is: 333,139,406.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,508,712.15 : 1,253,263,068.23 = 222,092,937.90 : x
  2. Step 2: Convert to fraction form
    835,508,712.15/1,253,263,068.23 = 222,092,937.90/x
  3. Step 3: Cross multiply
    835,508,712.15x = 1,253,263,068.23 × 222,092,937.90
  4. Step 4: Simplify right side
    835,508,712.15x = 278,340,876,783,658,368
  5. Step 5: Solve for x
    x = 278,340,876,783,658,368/835,508,712.15
  6. Step 6: Final answer
    x = 333,139,406.85

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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.