Home / 444,879,429.60-667,319,144.40-299,382,693.60

Finding the Fourth Proportional to 444,879,429.60, 667,319,144.40 and 299,382,693.60

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Solution

The fourth proportional to 444,879,429.60, 667,319,144.40 and 299,382,693.60 is: 449,074,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,879,429.60 : 667,319,144.40 = 299,382,693.60 : x
  2. Step 2: Convert to fraction form
    444,879,429.60/667,319,144.40 = 299,382,693.60/x
  3. Step 3: Cross multiply
    444,879,429.60x = 667,319,144.40 × 299,382,693.60
  4. Step 4: Simplify right side
    444,879,429.60x = 199,783,802,941,319,360
  5. Step 5: Solve for x
    x = 199,783,802,941,319,360/444,879,429.60
  6. Step 6: Final answer
    x = 449,074,040.40

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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.