Home / 383,561,851.73-529,459,294.97-251,411,359.37

Finding the Fourth Proportional to 383,561,851.73, 529,459,294.97 and 251,411,359.37

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Solution

The fourth proportional to 383,561,851.73, 529,459,294.97 and 251,411,359.37 is: 347,042,023.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,561,851.73 : 529,459,294.97 = 251,411,359.37 : x
  2. Step 2: Convert to fraction form
    383,561,851.73/529,459,294.97 = 251,411,359.37/x
  3. Step 3: Cross multiply
    383,561,851.73x = 529,459,294.97 × 251,411,359.37
  4. Step 4: Simplify right side
    383,561,851.73x = 133,112,081,077,470,752
  5. Step 5: Solve for x
    x = 133,112,081,077,470,752/383,561,851.73
  6. Step 6: Final answer
    x = 347,042,023.28

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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.