Home / 8,464,907,257.06-12,688,973,834.89-3,974,964,450.51

Finding the Fourth Proportional to 8,464,907,257.06, 12,688,973,834.89 and 3,974,964,450.51

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Solution

The fourth proportional to 8,464,907,257.06, 12,688,973,834.89 and 3,974,964,450.51 is: 5,958,508,271.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,464,907,257.06 : 12,688,973,834.89 = 3,974,964,450.51 : x
  2. Step 2: Convert to fraction form
    8,464,907,257.06/12,688,973,834.89 = 3,974,964,450.51/x
  3. Step 3: Cross multiply
    8,464,907,257.06x = 12,688,973,834.89 × 3,974,964,450.51
  4. Step 4: Simplify right side
    8,464,907,257.06x = 50,438,219,907,131,351,040
  5. Step 5: Solve for x
    x = 50,438,219,907,131,351,040/8,464,907,257.06
  6. Step 6: Final answer
    x = 5,958,508,271.32

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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.