Home / 12,467,550,210.57-18,731,159,981.16-7,994,408,735.34

Finding the Fourth Proportional to 12,467,550,210.57, 18,731,159,981.16 and 7,994,408,735.34

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Solution

The fourth proportional to 12,467,550,210.57, 18,731,159,981.16 and 7,994,408,735.34 is: 12,010,743,606.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467,550,210.57 : 18,731,159,981.16 = 7,994,408,735.34 : x
  2. Step 2: Convert to fraction form
    12,467,550,210.57/18,731,159,981.16 = 7,994,408,735.34/x
  3. Step 3: Cross multiply
    12,467,550,210.57x = 18,731,159,981.16 × 7,994,408,735.34
  4. Step 4: Simplify right side
    12,467,550,210.57x = 149,744,548,976,412,557,312
  5. Step 5: Solve for x
    x = 149,744,548,976,412,557,312/12,467,550,210.57
  6. Step 6: Final answer
    x = 12,010,743,606.19

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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.