Home / 19,840,464,003.80-29,760,696,005.70-8,055,228,387.80

Finding the Fourth Proportional to 19,840,464,003.80, 29,760,696,005.70 and 8,055,228,387.80

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Solution

The fourth proportional to 19,840,464,003.80, 29,760,696,005.70 and 8,055,228,387.80 is: 12,082,842,581.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840,464,003.80 : 29,760,696,005.70 = 8,055,228,387.80 : x
  2. Step 2: Convert to fraction form
    19,840,464,003.80/29,760,696,005.70 = 8,055,228,387.80/x
  3. Step 3: Cross multiply
    19,840,464,003.80x = 29,760,696,005.70 × 8,055,228,387.80
  4. Step 4: Simplify right side
    19,840,464,003.80x = 239,729,203,305,800,728,576
  5. Step 5: Solve for x
    x = 239,729,203,305,800,728,576/19,840,464,003.80
  6. Step 6: Final answer
    x = 12,082,842,581.70

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1.5x scale

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.