Home / 43,436,936,874.21-65,153,631,916.71-15,113,351,116.77

Finding the Fourth Proportional to 43,436,936,874.21, 65,153,631,916.71 and 15,113,351,116.77

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Solution

The fourth proportional to 43,436,936,874.21, 65,153,631,916.71 and 15,113,351,116.77 is: 22,669,409,644.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,436,936,874.21 : 65,153,631,916.71 = 15,113,351,116.77 : x
  2. Step 2: Convert to fraction form
    43,436,936,874.21/65,153,631,916.71 = 15,113,351,116.77/x
  3. Step 3: Cross multiply
    43,436,936,874.21x = 65,153,631,916.71 × 15,113,351,116.77
  4. Step 4: Simplify right side
    43,436,936,874.21x = 984,689,715,690,030,628,864
  5. Step 5: Solve for x
    x = 984,689,715,690,030,628,864/43,436,936,874.21
  6. Step 6: Final answer
    x = 22,669,409,644.18

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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.