Home / 445,190,424.06-667,462,785.66-299,262,039.86

Finding the Fourth Proportional to 445,190,424.06, 667,462,785.66 and 299,262,039.86

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Solution

The fourth proportional to 445,190,424.06, 667,462,785.66 and 299,262,039.86 is: 448,676,036.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,190,424.06 : 667,462,785.66 = 299,262,039.86 : x
  2. Step 2: Convert to fraction form
    445,190,424.06/667,462,785.66 = 299,262,039.86/x
  3. Step 3: Cross multiply
    445,190,424.06x = 667,462,785.66 × 299,262,039.86
  4. Step 4: Simplify right side
    445,190,424.06x = 199,746,274,767,249,568
  5. Step 5: Solve for x
    x = 199,746,274,767,249,568/445,190,424.06
  6. Step 6: Final answer
    x = 448,676,036.08

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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.