Home / 85,283,667,209.43-127,933,364,970.36-27,850,801,973.17

Finding the Fourth Proportional to 85,283,667,209.43, 127,933,364,970.36 and 27,850,801,973.17

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Solution

The fourth proportional to 85,283,667,209.43, 127,933,364,970.36 and 27,850,801,973.17 is: 41,778,771,130.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,283,667,209.43 : 127,933,364,970.36 = 27,850,801,973.17 : x
  2. Step 2: Convert to fraction form
    85,283,667,209.43/127,933,364,970.36 = 27,850,801,973.17/x
  3. Step 3: Cross multiply
    85,283,667,209.43x = 127,933,364,970.36 × 27,850,801,973.17
  4. Step 4: Simplify right side
    85,283,667,209.43x = 3,563,046,813,550,396,309,504
  5. Step 5: Solve for x
    x = 3,563,046,813,550,396,309,504/85,283,667,209.43
  6. Step 6: Final answer
    x = 41,778,771,130.94

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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.