Finding the Fourth Proportional to 176,218,853.80, 243,167,761.11 and 101,884,183.62
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Solution
The fourth proportional to 176,218,853.80, 243,167,761.11 and 101,884,183.62 is: 140,591,930.37
Step by Step Solution
- Step 1: Write the proportion equation
176,218,853.80 : 243,167,761.11 = 101,884,183.62 : x - Step 2: Convert to fraction form
176,218,853.80/243,167,761.11 = 101,884,183.62/x - Step 3: Cross multiply
176,218,853.80x = 243,167,761.11 × 101,884,183.62 - Step 4: Simplify right side
176,218,853.80x = 24,774,948,823,395,536 - Step 5: Solve for x
x = 24,774,948,823,395,536/176,218,853.80 - Step 6: Final answer
x = 140,591,930.37
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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.