Finding the Fourth Proportional to 98,318,668.70, 147,537,052.05 and 40,804,942.70
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Solution
The fourth proportional to 98,318,668.70, 147,537,052.05 and 40,804,942.70 is: 61,231,921.00
Step by Step Solution
- Step 1: Write the proportion equation
98,318,668.70 : 147,537,052.05 = 40,804,942.70 : x - Step 2: Convert to fraction form
98,318,668.70/147,537,052.05 = 40,804,942.70/x - Step 3: Cross multiply
98,318,668.70x = 147,537,052.05 × 40,804,942.70 - Step 4: Simplify right side
98,318,668.70x = 6,020,240,955,027,168 - Step 5: Solve for x
x = 6,020,240,955,027,168/98,318,668.70 - Step 6: Final answer
x = 61,231,921.00
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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.