Home / 13,388,699,623.08-18,475,850,654.34-7,285,077,383.43

Finding the Fourth Proportional to 13,388,699,623.08, 18,475,850,654.34 and 7,285,077,383.43

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Solution

The fourth proportional to 13,388,699,623.08, 18,475,850,654.34 and 7,285,077,383.43 is: 10,053,104,896.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,388,699,623.08 : 18,475,850,654.34 = 7,285,077,383.43 : x
  2. Step 2: Convert to fraction form
    13,388,699,623.08/18,475,850,654.34 = 7,285,077,383.43/x
  3. Step 3: Cross multiply
    13,388,699,623.08x = 18,475,850,654.34 × 7,285,077,383.43
  4. Step 4: Simplify right side
    13,388,699,623.08x = 134,598,001,741,562,707,968
  5. Step 5: Solve for x
    x = 134,598,001,741,562,707,968/13,388,699,623.08
  6. Step 6: Final answer
    x = 10,053,104,896.72

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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.