Finding the Fourth Proportional to 439,293,349.16, 606,223,158.28 and 241,058,160.68
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Solution
The fourth proportional to 439,293,349.16, 606,223,158.28 and 241,058,160.68 is: 332,659,348.87
Step by Step Solution
- Step 1: Write the proportion equation
439,293,349.16 : 606,223,158.28 = 241,058,160.68 : x - Step 2: Convert to fraction form
439,293,349.16/606,223,158.28 = 241,058,160.68/x - Step 3: Cross multiply
439,293,349.16x = 606,223,158.28 × 241,058,160.68 - Step 4: Simplify right side
439,293,349.16x = 146,135,039,496,597,312 - Step 5: Solve for x
x = 146,135,039,496,597,312/439,293,349.16 - Step 6: Final answer
x = 332,659,348.87
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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.