Home / 1,295,339,755.41-1,942,555,005-362,411,908.86

Finding the Fourth Proportional to 1,295,339,755.41, 1,942,555,005 and 362,411,908.86

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Solution

The fourth proportional to 1,295,339,755.41, 1,942,555,005 and 362,411,908.86 is: 543,490,666.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,339,755.41 : 1,942,555,005 = 362,411,908.86 : x
  2. Step 2: Convert to fraction form
    1,295,339,755.41/1,942,555,005 = 362,411,908.86/x
  3. Step 3: Cross multiply
    1,295,339,755.41x = 1,942,555,005 × 362,411,908.86
  4. Step 4: Simplify right side
    1,295,339,755.41x = 704,005,067,427,596,928
  5. Step 5: Solve for x
    x = 704,005,067,427,596,928/1,295,339,755.41
  6. Step 6: Final answer
    x = 543,490,666.82

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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.