Home / 1,383,032,889.11-1,908,591,097.91-747,953,367.14

Finding the Fourth Proportional to 1,383,032,889.11, 1,908,591,097.91 and 747,953,367.14

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Solution

The fourth proportional to 1,383,032,889.11, 1,908,591,097.91 and 747,953,367.14 is: 1,032,178,735.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,032,889.11 : 1,908,591,097.91 = 747,953,367.14 : x
  2. Step 2: Convert to fraction form
    1,383,032,889.11/1,908,591,097.91 = 747,953,367.14/x
  3. Step 3: Cross multiply
    1,383,032,889.11x = 1,908,591,097.91 × 747,953,367.14
  4. Step 4: Simplify right side
    1,383,032,889.11x = 1,427,537,138,176,245,760
  5. Step 5: Solve for x
    x = 1,427,537,138,176,245,760/1,383,032,889.11
  6. Step 6: Final answer
    x = 1,032,178,735.17

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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.