Home / 71,731,055,579.40-107,503,255,243.08-29,186,371,539.36

Finding the Fourth Proportional to 71,731,055,579.40, 107,503,255,243.08 and 29,186,371,539.36

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Solution

The fourth proportional to 71,731,055,579.40, 107,503,255,243.08 and 29,186,371,539.36 is: 43,741,583,389.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,731,055,579.40 : 107,503,255,243.08 = 29,186,371,539.36 : x
  2. Step 2: Convert to fraction form
    71,731,055,579.40/107,503,255,243.08 = 29,186,371,539.36/x
  3. Step 3: Cross multiply
    71,731,055,579.40x = 107,503,255,243.08 × 29,186,371,539.36
  4. Step 4: Simplify right side
    71,731,055,579.40x = 3,137,629,949,215,183,994,880
  5. Step 5: Solve for x
    x = 3,137,629,949,215,183,994,880/71,731,055,579.40
  6. Step 6: Final answer
    x = 43,741,583,389.11

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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.