Home / 7,153,874,296.39-10,731,977,080.94-2,112,240,388.42

Finding the Fourth Proportional to 7,153,874,296.39, 10,731,977,080.94 and 2,112,240,388.42

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Solution

The fourth proportional to 7,153,874,296.39, 10,731,977,080.94 and 2,112,240,388.42 is: 3,168,704,746.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,874,296.39 : 10,731,977,080.94 = 2,112,240,388.42 : x
  2. Step 2: Convert to fraction form
    7,153,874,296.39/10,731,977,080.94 = 2,112,240,388.42/x
  3. Step 3: Cross multiply
    7,153,874,296.39x = 10,731,977,080.94 × 2,112,240,388.42
  4. Step 4: Simplify right side
    7,153,874,296.39x = 22,668,515,437,959,245,824
  5. Step 5: Solve for x
    x = 22,668,515,437,959,245,824/7,153,874,296.39
  6. Step 6: Final answer
    x = 3,168,704,746.38

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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.