Home / 5,161,138,057.32-7,741,751,889.34-1,667,543,904.16

Finding the Fourth Proportional to 5,161,138,057.32, 7,741,751,889.34 and 1,667,543,904.16

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Solution

The fourth proportional to 5,161,138,057.32, 7,741,751,889.34 and 1,667,543,904.16 is: 2,501,330,332.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,138,057.32 : 7,741,751,889.34 = 1,667,543,904.16 : x
  2. Step 2: Convert to fraction form
    5,161,138,057.32/7,741,751,889.34 = 1,667,543,904.16/x
  3. Step 3: Cross multiply
    5,161,138,057.32x = 7,741,751,889.34 × 1,667,543,904.16
  4. Step 4: Simplify right side
    5,161,138,057.32x = 12,909,711,170,588,080,128
  5. Step 5: Solve for x
    x = 12,909,711,170,588,080,128/5,161,138,057.32
  6. Step 6: Final answer
    x = 2,501,330,332.03

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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.