Home / 11,691,743,670.80-17,537,615,506.20-9,212,252,541.20

Finding the Fourth Proportional to 11,691,743,670.80, 17,537,615,506.20 and 9,212,252,541.20

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Solution

The fourth proportional to 11,691,743,670.80, 17,537,615,506.20 and 9,212,252,541.20 is: 13,818,378,811.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,691,743,670.80 : 17,537,615,506.20 = 9,212,252,541.20 : x
  2. Step 2: Convert to fraction form
    11,691,743,670.80/17,537,615,506.20 = 9,212,252,541.20/x
  3. Step 3: Cross multiply
    11,691,743,670.80x = 17,537,615,506.20 × 9,212,252,541.20
  4. Step 4: Simplify right side
    11,691,743,670.80x = 161,560,943,013,579,489,280
  5. Step 5: Solve for x
    x = 161,560,943,013,579,489,280/11,691,743,670.80
  6. Step 6: Final answer
    x = 13,818,378,811.80

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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.