Home / 1,295,271,588.30-1,942,786,921.95-362,678,845.38

Finding the Fourth Proportional to 1,295,271,588.30, 1,942,786,921.95 and 362,678,845.38

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Solution

The fourth proportional to 1,295,271,588.30, 1,942,786,921.95 and 362,678,845.38 is: 543,984,538.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,271,588.30 : 1,942,786,921.95 = 362,678,845.38 : x
  2. Step 2: Convert to fraction form
    1,295,271,588.30/1,942,786,921.95 = 362,678,845.38/x
  3. Step 3: Cross multiply
    1,295,271,588.30x = 1,942,786,921.95 × 362,678,845.38
  4. Step 4: Simplify right side
    1,295,271,588.30x = 704,607,717,672,190,208
  5. Step 5: Solve for x
    x = 704,607,717,672,190,208/1,295,271,588.30
  6. Step 6: Final answer
    x = 543,984,538.87

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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.