Home / 8,048,805,936.80-12,066,028,546.80-3,140,338,128.80

Finding the Fourth Proportional to 8,048,805,936.80, 12,066,028,546.80 and 3,140,338,128.80

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Solution

The fourth proportional to 8,048,805,936.80, 12,066,028,546.80 and 3,140,338,128.80 is: 4,707,705,690.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,048,805,936.80 : 12,066,028,546.80 = 3,140,338,128.80 : x
  2. Step 2: Convert to fraction form
    8,048,805,936.80/12,066,028,546.80 = 3,140,338,128.80/x
  3. Step 3: Cross multiply
    8,048,805,936.80x = 12,066,028,546.80 × 3,140,338,128.80
  4. Step 4: Simplify right side
    8,048,805,936.80x = 37,891,409,508,705,296,384
  5. Step 5: Solve for x
    x = 37,891,409,508,705,296,384/8,048,805,936.80
  6. Step 6: Final answer
    x = 4,707,705,690.29

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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.