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Finding the Fourth Proportional to 3,528,702,969.15, 5,293,054,453.73 and 3,528,702,969.15

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Solution

The fourth proportional to 3,528,702,969.15, 5,293,054,453.73 and 3,528,702,969.15 is: 5,293,054,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,702,969.15 : 5,293,054,453.73 = 3,528,702,969.15 : x
  2. Step 2: Convert to fraction form
    3,528,702,969.15/5,293,054,453.73 = 3,528,702,969.15/x
  3. Step 3: Cross multiply
    3,528,702,969.15x = 5,293,054,453.73 × 3,528,702,969.15
  4. Step 4: Simplify right side
    3,528,702,969.15x = 18,677,616,966,732,042,240
  5. Step 5: Solve for x
    x = 18,677,616,966,732,042,240/3,528,702,969.15
  6. Step 6: Final answer
    x = 5,293,054,453.73

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1.5x scale

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.