Home / 3,974,870,504.56-5,485,537,010.55-2,281,311,609.52

Finding the Fourth Proportional to 3,974,870,504.56, 5,485,537,010.55 and 2,281,311,609.52

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Solution

The fourth proportional to 3,974,870,504.56, 5,485,537,010.55 and 2,281,311,609.52 is: 3,148,333,826.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,870,504.56 : 5,485,537,010.55 = 2,281,311,609.52 : x
  2. Step 2: Convert to fraction form
    3,974,870,504.56/5,485,537,010.55 = 2,281,311,609.52/x
  3. Step 3: Cross multiply
    3,974,870,504.56x = 5,485,537,010.55 × 2,281,311,609.52
  4. Step 4: Simplify right side
    3,974,870,504.56x = 12,514,219,266,619,351,040
  5. Step 5: Solve for x
    x = 12,514,219,266,619,351,040/3,974,870,504.56
  6. Step 6: Final answer
    x = 3,148,333,826.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.