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Finding the Fourth Proportional to 269,095,197.80, 376,988,368.60 and 269,095,197.80

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Solution

The fourth proportional to 269,095,197.80, 376,988,368.60 and 269,095,197.80 is: 376,988,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,095,197.80 : 376,988,368.60 = 269,095,197.80 : x
  2. Step 2: Convert to fraction form
    269,095,197.80/376,988,368.60 = 269,095,197.80/x
  3. Step 3: Cross multiply
    269,095,197.80x = 376,988,368.60 × 269,095,197.80
  4. Step 4: Simplify right side
    269,095,197.80x = 101,445,759,616,716,320
  5. Step 5: Solve for x
    x = 101,445,759,616,716,320/269,095,197.80
  6. Step 6: Final answer
    x = 376,988,368.60

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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.