Home / 264,200,081.20-396,300,121.80-247,193,969.20

Finding the Fourth Proportional to 264,200,081.20, 396,300,121.80 and 247,193,969.20

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Solution

The fourth proportional to 264,200,081.20, 396,300,121.80 and 247,193,969.20 is: 370,790,953.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,200,081.20 : 396,300,121.80 = 247,193,969.20 : x
  2. Step 2: Convert to fraction form
    264,200,081.20/396,300,121.80 = 247,193,969.20/x
  3. Step 3: Cross multiply
    264,200,081.20x = 396,300,121.80 × 247,193,969.20
  4. Step 4: Simplify right side
    264,200,081.20x = 97,963,000,102,185,440
  5. Step 5: Solve for x
    x = 97,963,000,102,185,440/264,200,081.20
  6. Step 6: Final answer
    x = 370,790,953.80

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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.