Home / 3,208,371,028.74-4,809,159,932.45-1,079,189,813.03

Finding the Fourth Proportional to 3,208,371,028.74, 4,809,159,932.45 and 1,079,189,813.03

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Solution

The fourth proportional to 3,208,371,028.74, 4,809,159,932.45 and 1,079,189,813.03 is: 1,617,642,212.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,371,028.74 : 4,809,159,932.45 = 1,079,189,813.03 : x
  2. Step 2: Convert to fraction form
    3,208,371,028.74/4,809,159,932.45 = 1,079,189,813.03/x
  3. Step 3: Cross multiply
    3,208,371,028.74x = 4,809,159,932.45 × 1,079,189,813.03
  4. Step 4: Simplify right side
    3,208,371,028.74x = 5,189,996,408,302,641,152
  5. Step 5: Solve for x
    x = 5,189,996,408,302,641,152/3,208,371,028.74
  6. Step 6: Final answer
    x = 1,617,642,212.14

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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.