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Finding the Fourth Proportional to 269,863,205.72, 404,794,866.90 and 97,340,004.86

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Solution

The fourth proportional to 269,863,205.72, 404,794,866.90 and 97,340,004.86 is: 146,010,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,863,205.72 : 404,794,866.90 = 97,340,004.86 : x
  2. Step 2: Convert to fraction form
    269,863,205.72/404,794,866.90 = 97,340,004.86/x
  3. Step 3: Cross multiply
    269,863,205.72x = 404,794,866.90 × 97,340,004.86
  4. Step 4: Simplify right side
    269,863,205.72x = 39,402,734,311,349,048
  5. Step 5: Solve for x
    x = 39,402,734,311,349,048/269,863,205.72
  6. Step 6: Final answer
    x = 146,010,028.33

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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.