Home / 1,916,047,672.12-2,874,052,348.01-605,949,947.74

Finding the Fourth Proportional to 1,916,047,672.12, 2,874,052,348.01 and 605,949,947.74

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Solution

The fourth proportional to 1,916,047,672.12, 2,874,052,348.01 and 605,949,947.74 is: 908,918,862.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,047,672.12 : 2,874,052,348.01 = 605,949,947.74 : x
  2. Step 2: Convert to fraction form
    1,916,047,672.12/2,874,052,348.01 = 605,949,947.74/x
  3. Step 3: Cross multiply
    1,916,047,672.12x = 2,874,052,348.01 × 605,949,947.74
  4. Step 4: Simplify right side
    1,916,047,672.12x = 1,741,531,870,078,683,904
  5. Step 5: Solve for x
    x = 1,741,531,870,078,683,904/1,916,047,672.12
  6. Step 6: Final answer
    x = 908,918,862.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.