Home / 341,628,018.80-512,442,028.20-325,755,647.60

Finding the Fourth Proportional to 341,628,018.80, 512,442,028.20 and 325,755,647.60

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Solution

The fourth proportional to 341,628,018.80, 512,442,028.20 and 325,755,647.60 is: 488,633,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,628,018.80 : 512,442,028.20 = 325,755,647.60 : x
  2. Step 2: Convert to fraction form
    341,628,018.80/512,442,028.20 = 325,755,647.60/x
  3. Step 3: Cross multiply
    341,628,018.80x = 512,442,028.20 × 325,755,647.60
  4. Step 4: Simplify right side
    341,628,018.80x = 166,930,884,753,748,480
  5. Step 5: Solve for x
    x = 166,930,884,753,748,480/341,628,018.80
  6. Step 6: Final answer
    x = 488,633,471.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.