Home / 828,633,673,851.44-1,143,502,300,222.60-462,833,215,509.52

Finding the Fourth Proportional to 828,633,673,851.44, 1,143,502,300,222.60 and 462,833,215,509.52

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Solution

The fourth proportional to 828,633,673,851.44, 1,143,502,300,222.60 and 462,833,215,509.52 is: 638,703,040,023.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,633,673,851.44 : 1,143,502,300,222.60 = 462,833,215,509.52 : x
  2. Step 2: Convert to fraction form
    828,633,673,851.44/1,143,502,300,222.60 = 462,833,215,509.52/x
  3. Step 3: Cross multiply
    828,633,673,851.44x = 1,143,502,300,222.60 × 462,833,215,509.52
  4. Step 4: Simplify right side
    828,633,673,851.44x = 529,250,846,554,558,522,458,112
  5. Step 5: Solve for x
    x = 529,250,846,554,558,522,458,112/828,633,673,851.44
  6. Step 6: Final answer
    x = 638,703,040,023.26

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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.