Home / 296,821,556-445,262,842.64-102,732,654.32

Finding the Fourth Proportional to 296,821,556, 445,262,842.64 and 102,732,654.32

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Solution

The fourth proportional to 296,821,556, 445,262,842.64 and 102,732,654.32 is: 154,109,540.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,821,556 : 445,262,842.64 = 102,732,654.32 : x
  2. Step 2: Convert to fraction form
    296,821,556/445,262,842.64 = 102,732,654.32/x
  3. Step 3: Cross multiply
    296,821,556x = 445,262,842.64 × 102,732,654.32
  4. Step 4: Simplify right side
    296,821,556x = 45,743,033,694,475,672
  5. Step 5: Solve for x
    x = 45,743,033,694,475,672/296,821,556
  6. Step 6: Final answer
    x = 154,109,540.80

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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.