Home / 40,032,241,822.14-55,245,337,478.26-21,967,599,991.78

Finding the Fourth Proportional to 40,032,241,822.14, 55,245,337,478.26 and 21,967,599,991.78

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Solution

The fourth proportional to 40,032,241,822.14, 55,245,337,478.26 and 21,967,599,991.78 is: 30,315,751,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,032,241,822.14 : 55,245,337,478.26 = 21,967,599,991.78 : x
  2. Step 2: Convert to fraction form
    40,032,241,822.14/55,245,337,478.26 = 21,967,599,991.78/x
  3. Step 3: Cross multiply
    40,032,241,822.14x = 55,245,337,478.26 × 21,967,599,991.78
  4. Step 4: Simplify right side
    40,032,241,822.14x = 1,213,607,475,133,307,682,816
  5. Step 5: Solve for x
    x = 1,213,607,475,133,307,682,816/40,032,241,822.14
  6. Step 6: Final answer
    x = 30,315,751,002.04

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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.