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Finding the Fourth Proportional to 21,560,261,036.55, 32,340,391,554.83 and 21,560,261,036.55

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Solution

The fourth proportional to 21,560,261,036.55, 32,340,391,554.83 and 21,560,261,036.55 is: 32,340,391,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,560,261,036.55 : 32,340,391,554.83 = 21,560,261,036.55 : x
  2. Step 2: Convert to fraction form
    21,560,261,036.55/32,340,391,554.83 = 21,560,261,036.55/x
  3. Step 3: Cross multiply
    21,560,261,036.55x = 32,340,391,554.83 × 21,560,261,036.55
  4. Step 4: Simplify right side
    21,560,261,036.55x = 697,267,283,946,264,068,096
  5. Step 5: Solve for x
    x = 697,267,283,946,264,068,096/21,560,261,036.55
  6. Step 6: Final answer
    x = 32,340,391,554.83

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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.