Home / 828,633,673,843.80-1,143,502,300,212.10-462,833,215,501.98

Finding the Fourth Proportional to 828,633,673,843.80, 1,143,502,300,212.10 and 462,833,215,501.98

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Solution

The fourth proportional to 828,633,673,843.80, 1,143,502,300,212.10 and 462,833,215,501.98 is: 638,703,040,012.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,633,673,843.80 : 1,143,502,300,212.10 = 462,833,215,501.98 : x
  2. Step 2: Convert to fraction form
    828,633,673,843.80/1,143,502,300,212.10 = 462,833,215,501.98/x
  3. Step 3: Cross multiply
    828,633,673,843.80x = 1,143,502,300,212.10 × 462,833,215,501.98
  4. Step 4: Simplify right side
    828,633,673,843.80x = 529,250,846,541,076,754,333,696
  5. Step 5: Solve for x
    x = 529,250,846,541,076,754,333,696/828,633,673,843.80
  6. Step 6: Final answer
    x = 638,703,040,012.88

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Double scale
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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.