Home / 2,471,557,409.78-3,407,503,688.57-1,783,544,378.94

Finding the Fourth Proportional to 2,471,557,409.78, 3,407,503,688.57 and 1,783,544,378.94

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Solution

The fourth proportional to 2,471,557,409.78, 3,407,503,688.57 and 1,783,544,378.94 is: 2,458,949,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,557,409.78 : 3,407,503,688.57 = 1,783,544,378.94 : x
  2. Step 2: Convert to fraction form
    2,471,557,409.78/3,407,503,688.57 = 1,783,544,378.94/x
  3. Step 3: Cross multiply
    2,471,557,409.78x = 3,407,503,688.57 × 1,783,544,378.94
  4. Step 4: Simplify right side
    2,471,557,409.78x = 6,077,434,049,970,799,616
  5. Step 5: Solve for x
    x = 6,077,434,049,970,799,616/2,471,557,409.78
  6. Step 6: Final answer
    x = 2,458,949,173.48

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1.5x scale

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.