Home / 85,244,001,485.96-117,628,675,139.26-50,942,879,146.28

Finding the Fourth Proportional to 85,244,001,485.96, 117,628,675,139.26 and 50,942,879,146.28

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Solution

The fourth proportional to 85,244,001,485.96, 117,628,675,139.26 and 50,942,879,146.28 is: 70,296,364,287.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,244,001,485.96 : 117,628,675,139.26 = 50,942,879,146.28 : x
  2. Step 2: Convert to fraction form
    85,244,001,485.96/117,628,675,139.26 = 50,942,879,146.28/x
  3. Step 3: Cross multiply
    85,244,001,485.96x = 117,628,675,139.26 × 50,942,879,146.28
  4. Step 4: Simplify right side
    85,244,001,485.96x = 5,992,343,381,756,352,659,456
  5. Step 5: Solve for x
    x = 5,992,343,381,756,352,659,456/85,244,001,485.96
  6. Step 6: Final answer
    x = 70,296,364,287.21

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1.5x scale

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.