Home / 1,416,434,893.73-1,954,591,673.30-781,362,731.06

Finding the Fourth Proportional to 1,416,434,893.73, 1,954,591,673.30 and 781,362,731.06

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Solution

The fourth proportional to 1,416,434,893.73, 1,954,591,673.30 and 781,362,731.06 is: 1,078,231,759.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,434,893.73 : 1,954,591,673.30 = 781,362,731.06 : x
  2. Step 2: Convert to fraction form
    1,416,434,893.73/1,954,591,673.30 = 781,362,731.06/x
  3. Step 3: Cross multiply
    1,416,434,893.73x = 1,954,591,673.30 × 781,362,731.06
  4. Step 4: Simplify right side
    1,416,434,893.73x = 1,527,245,087,943,143,424
  5. Step 5: Solve for x
    x = 1,527,245,087,943,143,424/1,416,434,893.73
  6. Step 6: Final answer
    x = 1,078,231,759.69

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