Home / 1,383,032,889.05-1,908,591,097.79-747,953,367.06

Finding the Fourth Proportional to 1,383,032,889.05, 1,908,591,097.79 and 747,953,367.06

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Solution

The fourth proportional to 1,383,032,889.05, 1,908,591,097.79 and 747,953,367.06 is: 1,032,178,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,032,889.05 : 1,908,591,097.79 = 747,953,367.06 : x
  2. Step 2: Convert to fraction form
    1,383,032,889.05/1,908,591,097.79 = 747,953,367.06/x
  3. Step 3: Cross multiply
    1,383,032,889.05x = 1,908,591,097.79 × 747,953,367.06
  4. Step 4: Simplify right side
    1,383,032,889.05x = 1,427,537,137,934,641,920
  5. Step 5: Solve for x
    x = 1,427,537,137,934,641,920/1,383,032,889.05
  6. Step 6: Final answer
    x = 1,032,178,735.04

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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.