Home / 8,783,562,721.38-12,120,976,590.03-4,769,141,109.34

Finding the Fourth Proportional to 8,783,562,721.38, 12,120,976,590.03 and 4,769,141,109.34

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Solution

The fourth proportional to 8,783,562,721.38, 12,120,976,590.03 and 4,769,141,109.34 is: 6,581,230,142.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,562,721.38 : 12,120,976,590.03 = 4,769,141,109.34 : x
  2. Step 2: Convert to fraction form
    8,783,562,721.38/12,120,976,590.03 = 4,769,141,109.34/x
  3. Step 3: Cross multiply
    8,783,562,721.38x = 12,120,976,590.03 × 4,769,141,109.34
  4. Step 4: Simplify right side
    8,783,562,721.38x = 57,806,647,740,775,391,232
  5. Step 5: Solve for x
    x = 57,806,647,740,775,391,232/8,783,562,721.38
  6. Step 6: Final answer
    x = 6,581,230,142.53

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1.5x scale

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.