Home / 218,307,486.42-301,262,771.48-119,188,230.57

Finding the Fourth Proportional to 218,307,486.42, 301,262,771.48 and 119,188,230.57

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Solution

The fourth proportional to 218,307,486.42, 301,262,771.48 and 119,188,230.57 is: 164,478,906.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,307,486.42 : 301,262,771.48 = 119,188,230.57 : x
  2. Step 2: Convert to fraction form
    218,307,486.42/301,262,771.48 = 119,188,230.57/x
  3. Step 3: Cross multiply
    218,307,486.42x = 301,262,771.48 × 119,188,230.57
  4. Step 4: Simplify right side
    218,307,486.42x = 35,906,976,668,719,520
  5. Step 5: Solve for x
    x = 35,906,976,668,719,520/218,307,486.42
  6. Step 6: Final answer
    x = 164,478,906.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.