Home / 298,971,618.60-448,457,427.90-270,273,804.60

Finding the Fourth Proportional to 298,971,618.60, 448,457,427.90 and 270,273,804.60

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Solution

The fourth proportional to 298,971,618.60, 448,457,427.90 and 270,273,804.60 is: 405,410,706.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,971,618.60 : 448,457,427.90 = 270,273,804.60 : x
  2. Step 2: Convert to fraction form
    298,971,618.60/448,457,427.90 = 270,273,804.60/x
  3. Step 3: Cross multiply
    298,971,618.60x = 448,457,427.90 × 270,273,804.60
  4. Step 4: Simplify right side
    298,971,618.60x = 121,206,295,239,663,200
  5. Step 5: Solve for x
    x = 121,206,295,239,663,200/298,971,618.60
  6. Step 6: Final answer
    x = 405,410,706.90

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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.