Finding the Fourth Proportional to 20,234,672,159.60, 27,923,247,850.20 and 11,202,832,802
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Solution
The fourth proportional to 20,234,672,159.60, 27,923,247,850.20 and 11,202,832,802 is: 15,459,577,228.99
Step by Step Solution
- Step 1: Write the proportion equation
20,234,672,159.60 : 27,923,247,850.20 = 11,202,832,802 : x - Step 2: Convert to fraction form
20,234,672,159.60/27,923,247,850.20 = 11,202,832,802/x - Step 3: Cross multiply
20,234,672,159.60x = 27,923,247,850.20 × 11,202,832,802 - Step 4: Simplify right side
20,234,672,159.60x = 312,819,476,954,596,573,184 - Step 5: Solve for x
x = 312,819,476,954,596,573,184/20,234,672,159.60 - Step 6: Final answer
x = 15,459,577,228.99
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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.