Home / 8,783,562,721.63-12,120,976,590.37-4,769,141,109.59

Finding the Fourth Proportional to 8,783,562,721.63, 12,120,976,590.37 and 4,769,141,109.59

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Solution

The fourth proportional to 8,783,562,721.63, 12,120,976,590.37 and 4,769,141,109.59 is: 6,581,230,142.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,562,721.63 : 12,120,976,590.37 = 4,769,141,109.59 : x
  2. Step 2: Convert to fraction form
    8,783,562,721.63/12,120,976,590.37 = 4,769,141,109.59/x
  3. Step 3: Cross multiply
    8,783,562,721.63x = 12,120,976,590.37 × 4,769,141,109.59
  4. Step 4: Simplify right side
    8,783,562,721.63x = 57,806,647,745,441,456,128
  5. Step 5: Solve for x
    x = 57,806,647,745,441,456,128/8,783,562,721.63
  6. Step 6: Final answer
    x = 6,581,230,142.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.