Finding the Fourth Proportional to 303,415,154.44, 455,122,952.88 and 73,384,460.62
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Solution
The fourth proportional to 303,415,154.44, 455,122,952.88 and 73,384,460.62 is: 110,076,744.43
Step by Step Solution
- Step 1: Write the proportion equation
303,415,154.44 : 455,122,952.88 = 73,384,460.62 : x - Step 2: Convert to fraction form
303,415,154.44/455,122,952.88 = 73,384,460.62/x - Step 3: Cross multiply
303,415,154.44x = 455,122,952.88 × 73,384,460.62 - Step 4: Simplify right side
303,415,154.44x = 33,398,952,412,880,476 - Step 5: Solve for x
x = 33,398,952,412,880,476/303,415,154.44 - Step 6: Final answer
x = 110,076,744.43
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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.