Finding the Fourth Proportional to 170,679,257.09, 235,537,375.08 and 92,362,810.55
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Solution
The fourth proportional to 170,679,257.09, 235,537,375.08 and 92,362,810.55 is: 127,460,678.72
Step by Step Solution
- Step 1: Write the proportion equation
170,679,257.09 : 235,537,375.08 = 92,362,810.55 : x - Step 2: Convert to fraction form
170,679,257.09/235,537,375.08 = 92,362,810.55/x - Step 3: Cross multiply
170,679,257.09x = 235,537,375.08 × 92,362,810.55 - Step 4: Simplify right side
170,679,257.09x = 21,754,893,951,127,008 - Step 5: Solve for x
x = 21,754,893,951,127,008/170,679,257.09 - Step 6: Final answer
x = 127,460,678.72
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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.