Home / 338,907,666.78-467,666,913.27-190,200,067.59

Finding the Fourth Proportional to 338,907,666.78, 467,666,913.27 and 190,200,067.59

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Solution

The fourth proportional to 338,907,666.78, 467,666,913.27 and 190,200,067.59 is: 262,461,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,907,666.78 : 467,666,913.27 = 190,200,067.59 : x
  2. Step 2: Convert to fraction form
    338,907,666.78/467,666,913.27 = 190,200,067.59/x
  3. Step 3: Cross multiply
    338,907,666.78x = 467,666,913.27 × 190,200,067.59
  4. Step 4: Simplify right side
    338,907,666.78x = 88,950,278,516,027,664
  5. Step 5: Solve for x
    x = 88,950,278,516,027,664/338,907,666.78
  6. Step 6: Final answer
    x = 262,461,688.64

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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.