Home / 13,848,554,815.49-19,111,021,989.68-7,504,922,648.45

Finding the Fourth Proportional to 13,848,554,815.49, 19,111,021,989.68 and 7,504,922,648.45

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Solution

The fourth proportional to 13,848,554,815.49, 19,111,021,989.68 and 7,504,922,648.45 is: 10,356,802,112.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848,554,815.49 : 19,111,021,989.68 = 7,504,922,648.45 : x
  2. Step 2: Convert to fraction form
    13,848,554,815.49/19,111,021,989.68 = 7,504,922,648.45/x
  3. Step 3: Cross multiply
    13,848,554,815.49x = 19,111,021,989.68 × 7,504,922,648.45
  4. Step 4: Simplify right side
    13,848,554,815.49x = 143,426,741,765,438,210,048
  5. Step 5: Solve for x
    x = 143,426,741,765,438,210,048/13,848,554,815.49
  6. Step 6: Final answer
    x = 10,356,802,112.30

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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.