Finding the Fourth Proportional to 1,364,487,839.35, 1,882,993,203.73 and 737,956,267.30
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Solution
The fourth proportional to 1,364,487,839.35, 1,882,993,203.73 and 737,956,267.30 is: 1,018,379,640.99
Step by Step Solution
- Step 1: Write the proportion equation
1,364,487,839.35 : 1,882,993,203.73 = 737,956,267.30 : x - Step 2: Convert to fraction form
1,364,487,839.35/1,882,993,203.73 = 737,956,267.30/x - Step 3: Cross multiply
1,364,487,839.35x = 1,882,993,203.73 × 737,956,267.30 - Step 4: Simplify right side
1,364,487,839.35x = 1,389,566,635,975,859,200 - Step 5: Solve for x
x = 1,389,566,635,975,859,200/1,364,487,839.35 - Step 6: Final answer
x = 1,018,379,640.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.