Home / 340,810,512.83-470,339,584.52-188,046,281.73

Finding the Fourth Proportional to 340,810,512.83, 470,339,584.52 and 188,046,281.73

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Solution

The fourth proportional to 340,810,512.83, 470,339,584.52 and 188,046,281.73 is: 259,515,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,810,512.83 : 470,339,584.52 = 188,046,281.73 : x
  2. Step 2: Convert to fraction form
    340,810,512.83/470,339,584.52 = 188,046,281.73/x
  3. Step 3: Cross multiply
    340,810,512.83x = 470,339,584.52 × 188,046,281.73
  4. Step 4: Simplify right side
    340,810,512.83x = 88,445,610,019,419,056
  5. Step 5: Solve for x
    x = 88,445,610,019,419,056/340,810,512.83
  6. Step 6: Final answer
    x = 259,515,498.18

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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.