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Finding the Fourth Proportional to 66,441,996.40, 92,792,046.80 and 66,441,996.40

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Solution

The fourth proportional to 66,441,996.40, 92,792,046.80 and 66,441,996.40 is: 92,792,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,441,996.40 : 92,792,046.80 = 66,441,996.40 : x
  2. Step 2: Convert to fraction form
    66,441,996.40/92,792,046.80 = 66,441,996.40/x
  3. Step 3: Cross multiply
    66,441,996.40x = 92,792,046.80 × 66,441,996.40
  4. Step 4: Simplify right side
    66,441,996.40x = 6,165,288,839,434,231
  5. Step 5: Solve for x
    x = 6,165,288,839,434,231/66,441,996.40
  6. Step 6: Final answer
    x = 92,792,046.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.