Home / 445,190,425.06-667,462,787.16-299,262,040.86

Finding the Fourth Proportional to 445,190,425.06, 667,462,787.16 and 299,262,040.86

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Solution

The fourth proportional to 445,190,425.06, 667,462,787.16 and 299,262,040.86 is: 448,676,037.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,190,425.06 : 667,462,787.16 = 299,262,040.86 : x
  2. Step 2: Convert to fraction form
    445,190,425.06/667,462,787.16 = 299,262,040.86/x
  3. Step 3: Cross multiply
    445,190,425.06x = 667,462,787.16 × 299,262,040.86
  4. Step 4: Simplify right side
    445,190,425.06x = 199,746,275,883,605,408
  5. Step 5: Solve for x
    x = 199,746,275,883,605,408/445,190,425.06
  6. Step 6: Final answer
    x = 448,676,037.58

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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.