Home / 1,342,665,896.37-1,852,936,079.43-747,949,661.02

Finding the Fourth Proportional to 1,342,665,896.37, 1,852,936,079.43 and 747,949,661.02

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Solution

The fourth proportional to 1,342,665,896.37, 1,852,936,079.43 and 747,949,661.02 is: 1,032,202,364.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,665,896.37 : 1,852,936,079.43 = 747,949,661.02 : x
  2. Step 2: Convert to fraction form
    1,342,665,896.37/1,852,936,079.43 = 747,949,661.02/x
  3. Step 3: Cross multiply
    1,342,665,896.37x = 1,852,936,079.43 × 747,949,661.02
  4. Step 4: Simplify right side
    1,342,665,896.37x = 1,385,902,912,501,396,224
  5. Step 5: Solve for x
    x = 1,385,902,912,501,396,224/1,342,665,896.37
  6. Step 6: Final answer
    x = 1,032,202,364.15

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Double scale
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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.