Home / 21,197,009,716.49-31,804,903,968.33-11,110,325,494.43

Finding the Fourth Proportional to 21,197,009,716.49, 31,804,903,968.33 and 11,110,325,494.43

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Solution

The fourth proportional to 21,197,009,716.49, 31,804,903,968.33 and 11,110,325,494.43 is: 16,670,409,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,197,009,716.49 : 31,804,903,968.33 = 11,110,325,494.43 : x
  2. Step 2: Convert to fraction form
    21,197,009,716.49/31,804,903,968.33 = 11,110,325,494.43/x
  3. Step 3: Cross multiply
    21,197,009,716.49x = 31,804,903,968.33 × 11,110,325,494.43
  4. Step 4: Simplify right side
    21,197,009,716.49x = 353,362,835,407,331,590,144
  5. Step 5: Solve for x
    x = 353,362,835,407,331,590,144/21,197,009,716.49
  6. Step 6: Final answer
    x = 16,670,409,653.70

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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.