Home / 251,836,376.67-347,525,024.67-140,321,455.65

Finding the Fourth Proportional to 251,836,376.67, 347,525,024.67 and 140,321,455.65

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Solution

The fourth proportional to 251,836,376.67, 347,525,024.67 and 140,321,455.65 is: 193,638,496.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,836,376.67 : 347,525,024.67 = 140,321,455.65 : x
  2. Step 2: Convert to fraction form
    251,836,376.67/347,525,024.67 = 140,321,455.65/x
  3. Step 3: Cross multiply
    251,836,376.67x = 347,525,024.67 × 140,321,455.65
  4. Step 4: Simplify right side
    251,836,376.67x = 48,765,217,336,496,568
  5. Step 5: Solve for x
    x = 48,765,217,336,496,568/251,836,376.67
  6. Step 6: Final answer
    x = 193,638,496.48

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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.