Home / 283,936,993.83-391,836,858.63-160,177,288.23

Finding the Fourth Proportional to 283,936,993.83, 391,836,858.63 and 160,177,288.23

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Solution

The fourth proportional to 283,936,993.83, 391,836,858.63 and 160,177,288.23 is: 221,046,805.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,936,993.83 : 391,836,858.63 = 160,177,288.23 : x
  2. Step 2: Convert to fraction form
    283,936,993.83/391,836,858.63 = 160,177,288.23/x
  3. Step 3: Cross multiply
    283,936,993.83x = 391,836,858.63 × 160,177,288.23
  4. Step 4: Simplify right side
    283,936,993.83x = 62,763,365,443,915,264
  5. Step 5: Solve for x
    x = 62,763,365,443,915,264/283,936,993.83
  6. Step 6: Final answer
    x = 221,046,805.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.