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Finding the Fourth Proportional to 66,528,067.08, 99,792,100.62 and 66,528,067.08

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Solution

The fourth proportional to 66,528,067.08, 99,792,100.62 and 66,528,067.08 is: 99,792,100.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,528,067.08 : 99,792,100.62 = 66,528,067.08 : x
  2. Step 2: Convert to fraction form
    66,528,067.08/99,792,100.62 = 66,528,067.08/x
  3. Step 3: Cross multiply
    66,528,067.08x = 99,792,100.62 × 66,528,067.08
  4. Step 4: Simplify right side
    66,528,067.08x = 6,638,975,563,269,869
  5. Step 5: Solve for x
    x = 6,638,975,563,269,869/66,528,067.08
  6. Step 6: Final answer
    x = 99,792,100.62

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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.