Home / 211,353,630.54-291,670,374.66-117,269,481

Finding the Fourth Proportional to 211,353,630.54, 291,670,374.66 and 117,269,481

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Solution

The fourth proportional to 211,353,630.54, 291,670,374.66 and 117,269,481 is: 161,833,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,353,630.54 : 291,670,374.66 = 117,269,481 : x
  2. Step 2: Convert to fraction form
    211,353,630.54/291,670,374.66 = 117,269,481/x
  3. Step 3: Cross multiply
    211,353,630.54x = 291,670,374.66 × 117,269,481
  4. Step 4: Simplify right side
    211,353,630.54x = 34,204,033,459,453,756
  5. Step 5: Solve for x
    x = 34,204,033,459,453,756/211,353,630.54
  6. Step 6: Final answer
    x = 161,833,195.73

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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.