Home / 1,514,728,581,550.80-2,090,327,458,352.80-820,270,338,004.35

Finding the Fourth Proportional to 1,514,728,581,550.80, 2,090,327,458,352.80 and 820,270,338,004.35

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Solution

The fourth proportional to 1,514,728,581,550.80, 2,090,327,458,352.80 and 820,270,338,004.35 is: 1,131,974,158,068.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,514,728,581,550.80 : 2,090,327,458,352.80 = 820,270,338,004.35 : x
  2. Step 2: Convert to fraction form
    1,514,728,581,550.80/2,090,327,458,352.80 = 820,270,338,004.35/x
  3. Step 3: Cross multiply
    1,514,728,581,550.80x = 2,090,327,458,352.80 × 820,270,338,004.35
  4. Step 4: Simplify right side
    1,514,728,581,550.80x = 1,714,633,610,802,825,177,071,616
  5. Step 5: Solve for x
    x = 1,714,633,610,802,825,177,071,616/1,514,728,581,550.80
  6. Step 6: Final answer
    x = 1,131,974,158,068.21

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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.