Home / 965,492,766.30-1,448,239,149.45-238,481,478.30

Finding the Fourth Proportional to 965,492,766.30, 1,448,239,149.45 and 238,481,478.30

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Solution

The fourth proportional to 965,492,766.30, 1,448,239,149.45 and 238,481,478.30 is: 357,722,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,492,766.30 : 1,448,239,149.45 = 238,481,478.30 : x
  2. Step 2: Convert to fraction form
    965,492,766.30/1,448,239,149.45 = 238,481,478.30/x
  3. Step 3: Cross multiply
    965,492,766.30x = 1,448,239,149.45 × 238,481,478.30
  4. Step 4: Simplify right side
    965,492,766.30x = 345,378,213,292,770,688
  5. Step 5: Solve for x
    x = 345,378,213,292,770,688/965,492,766.30
  6. Step 6: Final answer
    x = 357,722,217.45

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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.