Home / 216,110,145.74-298,231,937.96-116,990,819.60

Finding the Fourth Proportional to 216,110,145.74, 298,231,937.96 and 116,990,819.60

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Solution

The fourth proportional to 216,110,145.74, 298,231,937.96 and 116,990,819.60 is: 161,447,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,110,145.74 : 298,231,937.96 = 116,990,819.60 : x
  2. Step 2: Convert to fraction form
    216,110,145.74/298,231,937.96 = 116,990,819.60/x
  3. Step 3: Cross multiply
    216,110,145.74x = 298,231,937.96 × 116,990,819.60
  4. Step 4: Simplify right side
    216,110,145.74x = 34,890,398,850,760,636
  5. Step 5: Solve for x
    x = 34,890,398,850,760,636/216,110,145.74
  6. Step 6: Final answer
    x = 161,447,296.85

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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.