Home / 26,231,548,138.72-39,347,291,369.76-8,545,196,907.52

Finding the Fourth Proportional to 26,231,548,138.72, 39,347,291,369.76 and 8,545,196,907.52

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Solution

The fourth proportional to 26,231,548,138.72, 39,347,291,369.76 and 8,545,196,907.52 is: 12,817,785,315.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,231,548,138.72 : 39,347,291,369.76 = 8,545,196,907.52 : x
  2. Step 2: Convert to fraction form
    26,231,548,138.72/39,347,291,369.76 = 8,545,196,907.52/x
  3. Step 3: Cross multiply
    26,231,548,138.72x = 39,347,291,369.76 × 8,545,196,907.52
  4. Step 4: Simplify right side
    26,231,548,138.72x = 336,230,352,532,161,560,576
  5. Step 5: Solve for x
    x = 336,230,352,532,161,560,576/26,231,548,138.72
  6. Step 6: Final answer
    x = 12,817,785,315.38

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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.