Home / 12,127,320,333.80-18,190,980,500.70-3,846,855,444.20

Finding the Fourth Proportional to 12,127,320,333.80, 18,190,980,500.70 and 3,846,855,444.20

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Solution

The fourth proportional to 12,127,320,333.80, 18,190,980,500.70 and 3,846,855,444.20 is: 5,770,283,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,320,333.80 : 18,190,980,500.70 = 3,846,855,444.20 : x
  2. Step 2: Convert to fraction form
    12,127,320,333.80/18,190,980,500.70 = 3,846,855,444.20/x
  3. Step 3: Cross multiply
    12,127,320,333.80x = 18,190,980,500.70 × 3,846,855,444.20
  4. Step 4: Simplify right side
    12,127,320,333.80x = 69,978,072,374,453,837,824
  5. Step 5: Solve for x
    x = 69,978,072,374,453,837,824/12,127,320,333.80
  6. Step 6: Final answer
    x = 5,770,283,166.30

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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.