Home / 403,992,161.60-605,900,281.26-108,880,393.64

Finding the Fourth Proportional to 403,992,161.60, 605,900,281.26 and 108,880,393.64

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Solution

The fourth proportional to 403,992,161.60, 605,900,281.26 and 108,880,393.64 is: 163,296,883.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,992,161.60 : 605,900,281.26 = 108,880,393.64 : x
  2. Step 2: Convert to fraction form
    403,992,161.60/605,900,281.26 = 108,880,393.64/x
  3. Step 3: Cross multiply
    403,992,161.60x = 605,900,281.26 × 108,880,393.64
  4. Step 4: Simplify right side
    403,992,161.60x = 65,970,661,130,175,512
  5. Step 5: Solve for x
    x = 65,970,661,130,175,512/403,992,161.60
  6. Step 6: Final answer
    x = 163,296,883.95

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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.