Finding the Fourth Proportional to 213,482,244.24, 320,160,546.84 and 96,830,113.68
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Solution
The fourth proportional to 213,482,244.24, 320,160,546.84 and 96,830,113.68 is: 145,216,677.18
Step by Step Solution
- Step 1: Write the proportion equation
213,482,244.24 : 320,160,546.84 = 96,830,113.68 : x - Step 2: Convert to fraction form
213,482,244.24/320,160,546.84 = 96,830,113.68/x - Step 3: Cross multiply
213,482,244.24x = 320,160,546.84 × 96,830,113.68 - Step 4: Simplify right side
213,482,244.24x = 31,001,182,146,368,164 - Step 5: Solve for x
x = 31,001,182,146,368,164/213,482,244.24 - Step 6: Final answer
x = 145,216,677.18
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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.