Home / 1,318,622,945,527.10-1,978,079,537,113-481,287,340,279.10

Finding the Fourth Proportional to 1,318,622,945,527.10, 1,978,079,537,113 and 481,287,340,279.10

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Solution

The fourth proportional to 1,318,622,945,527.10, 1,978,079,537,113 and 481,287,340,279.10 is: 721,983,977,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,318,622,945,527.10 : 1,978,079,537,113 = 481,287,340,279.10 : x
  2. Step 2: Convert to fraction form
    1,318,622,945,527.10/1,978,079,537,113 = 481,287,340,279.10/x
  3. Step 3: Cross multiply
    1,318,622,945,527.10x = 1,978,079,537,113 × 481,287,340,279.10
  4. Step 4: Simplify right side
    1,318,622,945,527.10x = 952,024,639,277,628,970,237,952
  5. Step 5: Solve for x
    x = 952,024,639,277,628,970,237,952/1,318,622,945,527.10
  6. Step 6: Final answer
    x = 721,983,977,684.44

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Double scale
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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.