Finding the Fourth Proportional to 121,786,751.04, 182,836,019.52 and 104,624,749.68
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Solution
The fourth proportional to 121,786,751.04, 182,836,019.52 and 104,624,749.68 is: 157,071,049.28
Step by Step Solution
- Step 1: Write the proportion equation
121,786,751.04 : 182,836,019.52 = 104,624,749.68 : x - Step 2: Convert to fraction form
121,786,751.04/182,836,019.52 = 104,624,749.68/x - Step 3: Cross multiply
121,786,751.04x = 182,836,019.52 × 104,624,749.68 - Step 4: Simplify right side
121,786,751.04x = 19,129,172,774,767,596 - Step 5: Solve for x
x = 19,129,172,774,767,596/121,786,751.04 - Step 6: Final answer
x = 157,071,049.28
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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.