Finding the Fourth Proportional to 214,175,305.27, 321,291,556.73 and 84,752,648.16
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Solution
The fourth proportional to 214,175,305.27, 321,291,556.73 and 84,752,648.16 is: 127,140,289.26
Step by Step Solution
- Step 1: Write the proportion equation
214,175,305.27 : 321,291,556.73 = 84,752,648.16 : x - Step 2: Convert to fraction form
214,175,305.27/321,291,556.73 = 84,752,648.16/x - Step 3: Cross multiply
214,175,305.27x = 321,291,556.73 × 84,752,648.16 - Step 4: Simplify right side
214,175,305.27x = 27,230,310,264,316,372 - Step 5: Solve for x
x = 27,230,310,264,316,372/214,175,305.27 - Step 6: Final answer
x = 127,140,289.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.