Home / 338,907,669.09-467,666,916.47-190,200,069.91

Finding the Fourth Proportional to 338,907,669.09, 467,666,916.47 and 190,200,069.91

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Solution

The fourth proportional to 338,907,669.09, 467,666,916.47 and 190,200,069.91 is: 262,461,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,907,669.09 : 467,666,916.47 = 190,200,069.91 : x
  2. Step 2: Convert to fraction form
    338,907,669.09/467,666,916.47 = 190,200,069.91/x
  3. Step 3: Cross multiply
    338,907,669.09x = 467,666,916.47 × 190,200,069.91
  4. Step 4: Simplify right side
    338,907,669.09x = 88,950,280,207,188,128
  5. Step 5: Solve for x
    x = 88,950,280,207,188,128/338,907,669.09
  6. Step 6: Final answer
    x = 262,461,691.84

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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.