Home / 21,410,759,213.93-29,545,115,473.27-12,379,096,787.36

Finding the Fourth Proportional to 21,410,759,213.93, 29,545,115,473.27 and 12,379,096,787.36

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Solution

The fourth proportional to 21,410,759,213.93, 29,545,115,473.27 and 12,379,096,787.36 is: 17,082,152,033.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,759,213.93 : 29,545,115,473.27 = 12,379,096,787.36 : x
  2. Step 2: Convert to fraction form
    21,410,759,213.93/29,545,115,473.27 = 12,379,096,787.36/x
  3. Step 3: Cross multiply
    21,410,759,213.93x = 29,545,115,473.27 × 12,379,096,787.36
  4. Step 4: Simplify right side
    21,410,759,213.93x = 365,741,844,037,215,911,936
  5. Step 5: Solve for x
    x = 365,741,844,037,215,911,936/21,410,759,213.93
  6. Step 6: Final answer
    x = 17,082,152,033.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.