Home / 236,196,235.85-354,294,353.78-207,498,421.85

Finding the Fourth Proportional to 236,196,235.85, 354,294,353.78 and 207,498,421.85

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Solution

The fourth proportional to 236,196,235.85, 354,294,353.78 and 207,498,421.85 is: 311,247,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,196,235.85 : 354,294,353.78 = 207,498,421.85 : x
  2. Step 2: Convert to fraction form
    236,196,235.85/354,294,353.78 = 207,498,421.85/x
  3. Step 3: Cross multiply
    236,196,235.85x = 354,294,353.78 × 207,498,421.85
  4. Step 4: Simplify right side
    236,196,235.85x = 73,515,519,278,678,080
  5. Step 5: Solve for x
    x = 73,515,519,278,678,080/236,196,235.85
  6. Step 6: Final answer
    x = 311,247,632.78

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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.