Home / 1,305,035,789,869.10-1,800,710,315,535.20-726,957,922,736.52

Finding the Fourth Proportional to 1,305,035,789,869.10, 1,800,710,315,535.20 and 726,957,922,736.52

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Solution

The fourth proportional to 1,305,035,789,869.10, 1,800,710,315,535.20 and 726,957,922,736.52 is: 1,003,068,759,181.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,035,789,869.10 : 1,800,710,315,535.20 = 726,957,922,736.52 : x
  2. Step 2: Convert to fraction form
    1,305,035,789,869.10/1,800,710,315,535.20 = 726,957,922,736.52/x
  3. Step 3: Cross multiply
    1,305,035,789,869.10x = 1,800,710,315,535.20 × 726,957,922,736.52
  4. Step 4: Simplify right side
    1,305,035,789,869.10x = 1,309,040,630,431,692,527,501,312
  5. Step 5: Solve for x
    x = 1,309,040,630,431,692,527,501,312/1,305,035,789,869.10
  6. Step 6: Final answer
    x = 1,003,068,759,181.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.