Finding the Fourth Proportional to 717,130,375.93, 1,076,008,449.68 and 251,126,265.97
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Solution
The fourth proportional to 717,130,375.93, 1,076,008,449.68 and 251,126,265.97 is: 376,798,965.98
Step by Step Solution
- Step 1: Write the proportion equation
717,130,375.93 : 1,076,008,449.68 = 251,126,265.97 : x - Step 2: Convert to fraction form
717,130,375.93/1,076,008,449.68 = 251,126,265.97/x - Step 3: Cross multiply
717,130,375.93x = 1,076,008,449.68 × 251,126,265.97 - Step 4: Simplify right side
717,130,375.93x = 270,213,984,122,757,024 - Step 5: Solve for x
x = 270,213,984,122,757,024/717,130,375.93 - Step 6: Final answer
x = 376,798,965.98
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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.