Finding the Fourth Proportional to 242,239,991.70, 363,359,987.55 and 242,239,991.70
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Solution
The fourth proportional to 242,239,991.70, 363,359,987.55 and 242,239,991.70 is: 363,359,987.55
Step by Step Solution
- Step 1: Write the proportion equation
242,239,991.70 : 363,359,987.55 = 242,239,991.70 : x - Step 2: Convert to fraction form
242,239,991.70/363,359,987.55 = 242,239,991.70/x - Step 3: Cross multiply
242,239,991.70x = 363,359,987.55 × 242,239,991.70 - Step 4: Simplify right side
242,239,991.70x = 88,020,320,368,224,096 - Step 5: Solve for x
x = 88,020,320,368,224,096/242,239,991.70 - Step 6: Final answer
x = 363,359,987.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.