Home / 9,980,970,446,972.10-13,773,728,770,511-5,591,331,785,764.20

Finding the Fourth Proportional to 9,980,970,446,972.10, 13,773,728,770,511 and 5,591,331,785,764.20

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Solution

The fourth proportional to 9,980,970,446,972.10, 13,773,728,770,511 and 5,591,331,785,764.20 is: 7,716,032,012,339.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,980,970,446,972.10 : 13,773,728,770,511 = 5,591,331,785,764.20 : x
  2. Step 2: Convert to fraction form
    9,980,970,446,972.10/13,773,728,770,511 = 5,591,331,785,764.20/x
  3. Step 3: Cross multiply
    9,980,970,446,972.10x = 13,773,728,770,511 × 5,591,331,785,764.20
  4. Step 4: Simplify right side
    9,980,970,446,972.10x = 77,013,487,483,053,008,270,393,344
  5. Step 5: Solve for x
    x = 77,013,487,483,053,008,270,393,344/9,980,970,446,972.10
  6. Step 6: Final answer
    x = 7,716,032,012,339.68

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Double scale
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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.