Finding the Fourth Proportional to 171,562,319.34, 236,853,224.36 and 131,252,476.25
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Solution
The fourth proportional to 171,562,319.34, 236,853,224.36 and 131,252,476.25 is: 181,202,797.46
Step by Step Solution
- Step 1: Write the proportion equation
171,562,319.34 : 236,853,224.36 = 131,252,476.25 : x - Step 2: Convert to fraction form
171,562,319.34/236,853,224.36 = 131,252,476.25/x - Step 3: Cross multiply
171,562,319.34x = 236,853,224.36 × 131,252,476.25 - Step 4: Simplify right side
171,562,319.34x = 31,087,572,203,206,292 - Step 5: Solve for x
x = 31,087,572,203,206,292/171,562,319.34 - Step 6: Final answer
x = 181,202,797.46
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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.