Home / 5,641,954,141.14-7,785,433,919.42-3,321,490,419.93

Finding the Fourth Proportional to 5,641,954,141.14, 7,785,433,919.42 and 3,321,490,419.93

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Solution

The fourth proportional to 5,641,954,141.14, 7,785,433,919.42 and 3,321,490,419.93 is: 4,583,384,325.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,641,954,141.14 : 7,785,433,919.42 = 3,321,490,419.93 : x
  2. Step 2: Convert to fraction form
    5,641,954,141.14/7,785,433,919.42 = 3,321,490,419.93/x
  3. Step 3: Cross multiply
    5,641,954,141.14x = 7,785,433,919.42 × 3,321,490,419.93
  4. Step 4: Simplify right side
    5,641,954,141.14x = 25,859,244,178,334,994,432
  5. Step 5: Solve for x
    x = 25,859,244,178,334,994,432/5,641,954,141.14
  6. Step 6: Final answer
    x = 4,583,384,325.97

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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.