Home / 601,313,112-829,797,981.12-353,810,496.96

Finding the Fourth Proportional to 601,313,112, 829,797,981.12 and 353,810,496.96

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Solution

The fourth proportional to 601,313,112, 829,797,981.12 and 353,810,496.96 is: 488,250,181.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,313,112 : 829,797,981.12 = 353,810,496.96 : x
  2. Step 2: Convert to fraction form
    601,313,112/829,797,981.12 = 353,810,496.96/x
  3. Step 3: Cross multiply
    601,313,112x = 829,797,981.12 × 353,810,496.96
  4. Step 4: Simplify right side
    601,313,112x = 293,591,236,076,471,872
  5. Step 5: Solve for x
    x = 293,591,236,076,471,872/601,313,112
  6. Step 6: Final answer
    x = 488,250,181.51

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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.