Finding the Fourth Proportional to 192,298,708.19, 265,372,317.08 and 104,192,775.09
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Solution
The fourth proportional to 192,298,708.19, 265,372,317.08 and 104,192,775.09 is: 143,786,083.68
Step by Step Solution
- Step 1: Write the proportion equation
192,298,708.19 : 265,372,317.08 = 104,192,775.09 : x - Step 2: Convert to fraction form
192,298,708.19/265,372,317.08 = 104,192,775.09/x - Step 3: Cross multiply
192,298,708.19x = 265,372,317.08 × 104,192,775.09 - Step 4: Simplify right side
192,298,708.19x = 27,649,878,148,498,368 - Step 5: Solve for x
x = 27,649,878,148,498,368/192,298,708.19 - Step 6: Final answer
x = 143,786,083.68
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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.