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Finding the Fourth Proportional to 488,585,129.90, 732,877,694.85 and 412,057,625.90

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Solution

The fourth proportional to 488,585,129.90, 732,877,694.85 and 412,057,625.90 is: 618,086,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,585,129.90 : 732,877,694.85 = 412,057,625.90 : x
  2. Step 2: Convert to fraction form
    488,585,129.90/732,877,694.85 = 412,057,625.90/x
  3. Step 3: Cross multiply
    488,585,129.90x = 732,877,694.85 × 412,057,625.90
  4. Step 4: Simplify right side
    488,585,129.90x = 301,987,843,014,955,648
  5. Step 5: Solve for x
    x = 301,987,843,014,955,648/488,585,129.90
  6. Step 6: Final answer
    x = 618,086,438.85

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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.