Finding the Fourth Proportional to 242,286,844.20, 363,430,266.30 and 218,100,373.80
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Solution
The fourth proportional to 242,286,844.20, 363,430,266.30 and 218,100,373.80 is: 327,150,560.70
Step by Step Solution
- Step 1: Write the proportion equation
242,286,844.20 : 363,430,266.30 = 218,100,373.80 : x - Step 2: Convert to fraction form
242,286,844.20/363,430,266.30 = 218,100,373.80/x - Step 3: Cross multiply
242,286,844.20x = 363,430,266.30 × 218,100,373.80 - Step 4: Simplify right side
242,286,844.20x = 79,264,276,930,263,552 - Step 5: Solve for x
x = 79,264,276,930,263,552/242,286,844.20 - Step 6: Final answer
x = 327,150,560.70
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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.