Home / 403,992,158.60-605,900,276.76-108,880,390.64

Finding the Fourth Proportional to 403,992,158.60, 605,900,276.76 and 108,880,390.64

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Solution

The fourth proportional to 403,992,158.60, 605,900,276.76 and 108,880,390.64 is: 163,296,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,992,158.60 : 605,900,276.76 = 108,880,390.64 : x
  2. Step 2: Convert to fraction form
    403,992,158.60/605,900,276.76 = 108,880,390.64/x
  3. Step 3: Cross multiply
    403,992,158.60x = 605,900,276.76 × 108,880,390.64
  4. Step 4: Simplify right side
    403,992,158.60x = 65,970,658,822,512,912
  5. Step 5: Solve for x
    x = 65,970,658,822,512,912/403,992,158.60
  6. Step 6: Final answer
    x = 163,296,879.45

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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.