Home / 27,665,420,769.42-41,500,663,659.12-7,768,174,111.04

Finding the Fourth Proportional to 27,665,420,769.42, 41,500,663,659.12 and 7,768,174,111.04

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Solution

The fourth proportional to 27,665,420,769.42, 41,500,663,659.12 and 7,768,174,111.04 is: 11,652,972,268.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665,420,769.42 : 41,500,663,659.12 = 7,768,174,111.04 : x
  2. Step 2: Convert to fraction form
    27,665,420,769.42/41,500,663,659.12 = 7,768,174,111.04/x
  3. Step 3: Cross multiply
    27,665,420,769.42x = 41,500,663,659.12 × 7,768,174,111.04
  4. Step 4: Simplify right side
    27,665,420,769.42x = 322,384,381,027,858,317,312
  5. Step 5: Solve for x
    x = 322,384,381,027,858,317,312/27,665,420,769.42
  6. Step 6: Final answer
    x = 11,652,972,268.70

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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.