Home / 298,936,615.60-448,404,923.40-83,525,863.60

Finding the Fourth Proportional to 298,936,615.60, 448,404,923.40 and 83,525,863.60

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Solution

The fourth proportional to 298,936,615.60, 448,404,923.40 and 83,525,863.60 is: 125,288,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,936,615.60 : 448,404,923.40 = 83,525,863.60 : x
  2. Step 2: Convert to fraction form
    298,936,615.60/448,404,923.40 = 83,525,863.60/x
  3. Step 3: Cross multiply
    298,936,615.60x = 448,404,923.40 × 83,525,863.60
  4. Step 4: Simplify right side
    298,936,615.60x = 37,453,408,469,476,840
  5. Step 5: Solve for x
    x = 37,453,408,469,476,840/298,936,615.60
  6. Step 6: Final answer
    x = 125,288,795.40

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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.