Finding the Fourth Proportional to 84,016,430.49, 125,786,987.20 and 44,534,722.06
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Solution
The fourth proportional to 84,016,430.49, 125,786,987.20 and 44,534,722.06 is: 66,676,107.05
Step by Step Solution
- Step 1: Write the proportion equation
84,016,430.49 : 125,786,987.20 = 44,534,722.06 : x - Step 2: Convert to fraction form
84,016,430.49/125,786,987.20 = 44,534,722.06/x - Step 3: Cross multiply
84,016,430.49x = 125,786,987.20 × 44,534,722.06 - Step 4: Simplify right side
84,016,430.49x = 5,601,888,513,716,778 - Step 5: Solve for x
x = 5,601,888,513,716,778/84,016,430.49 - Step 6: Final answer
x = 66,676,107.05
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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.