Home / 2,471,557,449.90-3,407,503,743.81-1,783,544,419.20

Finding the Fourth Proportional to 2,471,557,449.90, 3,407,503,743.81 and 1,783,544,419.20

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Solution

The fourth proportional to 2,471,557,449.90, 3,407,503,743.81 and 1,783,544,419.20 is: 2,458,949,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,471,557,449.90 : 3,407,503,743.81 = 1,783,544,419.20 : x
  2. Step 2: Convert to fraction form
    2,471,557,449.90/3,407,503,743.81 = 1,783,544,419.20/x
  3. Step 3: Cross multiply
    2,471,557,449.90x = 3,407,503,743.81 × 1,783,544,419.20
  4. Step 4: Simplify right side
    2,471,557,449.90x = 6,077,434,285,675,431,936
  5. Step 5: Solve for x
    x = 6,077,434,285,675,431,936/2,471,557,449.90
  6. Step 6: Final answer
    x = 2,458,949,228.93

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Double scale
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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.