Finding the Fourth Proportional to 129,482,060.26, 178,683,157.84 and 70,743,464.14
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Solution
The fourth proportional to 129,482,060.26, 178,683,157.84 and 70,743,464.14 is: 97,624,841.18
Step by Step Solution
- Step 1: Write the proportion equation
129,482,060.26 : 178,683,157.84 = 70,743,464.14 : x - Step 2: Convert to fraction form
129,482,060.26/178,683,157.84 = 70,743,464.14/x - Step 3: Cross multiply
129,482,060.26x = 178,683,157.84 × 70,743,464.14 - Step 4: Simplify right side
129,482,060.26x = 12,640,665,569,076,000 - Step 5: Solve for x
x = 12,640,665,569,076,000/129,482,060.26 - Step 6: Final answer
x = 97,624,841.18
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.