Finding the Fourth Proportional to 170,679,258.09, 235,537,376.46 and 92,362,811.55
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Solution
The fourth proportional to 170,679,258.09, 235,537,376.46 and 92,362,811.55 is: 127,460,680.10
Step by Step Solution
- Step 1: Write the proportion equation
170,679,258.09 : 235,537,376.46 = 92,362,811.55 : x - Step 2: Convert to fraction form
170,679,258.09/235,537,376.46 = 92,362,811.55/x - Step 3: Cross multiply
170,679,258.09x = 235,537,376.46 × 92,362,811.55 - Step 4: Simplify right side
170,679,258.09x = 21,754,894,314,956,388 - Step 5: Solve for x
x = 21,754,894,314,956,388/170,679,258.09 - Step 6: Final answer
x = 127,460,680.10
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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.