Home / 674,028,664.20-1,011,042,996.30-328,804,590.60

Finding the Fourth Proportional to 674,028,664.20, 1,011,042,996.30 and 328,804,590.60

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Solution

The fourth proportional to 674,028,664.20, 1,011,042,996.30 and 328,804,590.60 is: 493,206,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,028,664.20 : 1,011,042,996.30 = 328,804,590.60 : x
  2. Step 2: Convert to fraction form
    674,028,664.20/1,011,042,996.30 = 328,804,590.60/x
  3. Step 3: Cross multiply
    674,028,664.20x = 1,011,042,996.30 × 328,804,590.60
  4. Step 4: Simplify right side
    674,028,664.20x = 332,435,578,477,418,816
  5. Step 5: Solve for x
    x = 332,435,578,477,418,816/674,028,664.20
  6. Step 6: Final answer
    x = 493,206,885.90

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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.