Home / 18,360,372,537.60-27,540,558,806.40-11,013,732,153.60

Finding the Fourth Proportional to 18,360,372,537.60, 27,540,558,806.40 and 11,013,732,153.60

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Solution

The fourth proportional to 18,360,372,537.60, 27,540,558,806.40 and 11,013,732,153.60 is: 16,520,598,230.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,360,372,537.60 : 27,540,558,806.40 = 11,013,732,153.60 : x
  2. Step 2: Convert to fraction form
    18,360,372,537.60/27,540,558,806.40 = 11,013,732,153.60/x
  3. Step 3: Cross multiply
    18,360,372,537.60x = 27,540,558,806.40 × 11,013,732,153.60
  4. Step 4: Simplify right side
    18,360,372,537.60x = 303,324,338,054,159,335,424
  5. Step 5: Solve for x
    x = 303,324,338,054,159,335,424/18,360,372,537.60
  6. Step 6: Final answer
    x = 16,520,598,230.40

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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.