Finding the Fourth Proportional to 98,660,849.46, 148,042,302.51 and 71,590,327.62
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Solution
The fourth proportional to 98,660,849.46, 148,042,302.51 and 71,590,327.62 is: 107,422,518.62
Step by Step Solution
- Step 1: Write the proportion equation
98,660,849.46 : 148,042,302.51 = 71,590,327.62 : x - Step 2: Convert to fraction form
98,660,849.46/148,042,302.51 = 71,590,327.62/x - Step 3: Cross multiply
98,660,849.46x = 148,042,302.51 × 71,590,327.62 - Step 4: Simplify right side
98,660,849.46x = 10,598,396,938,310,048 - Step 5: Solve for x
x = 10,598,396,938,310,048/98,660,849.46 - Step 6: Final answer
x = 107,422,518.62
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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.