Finding the Fourth Proportional to 170,560,815.48, 235,373,925.53 and 92,244,368.57
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Solution
The fourth proportional to 170,560,815.48, 235,373,925.53 and 92,244,368.57 is: 127,297,228.71
Step by Step Solution
- Step 1: Write the proportion equation
170,560,815.48 : 235,373,925.53 = 92,244,368.57 : x - Step 2: Convert to fraction form
170,560,815.48/235,373,925.53 = 92,244,368.57/x - Step 3: Cross multiply
170,560,815.48x = 235,373,925.53 × 92,244,368.57 - Step 4: Simplify right side
170,560,815.48x = 21,711,919,137,410,792 - Step 5: Solve for x
x = 21,711,919,137,410,792/170,560,815.48 - Step 6: Final answer
x = 127,297,228.71
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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.