Finding the Fourth Proportional to 877,536,212.70, 1,316,304,319.05 and 295,076,876.70
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Solution
The fourth proportional to 877,536,212.70, 1,316,304,319.05 and 295,076,876.70 is: 442,615,315.05
Step by Step Solution
- Step 1: Write the proportion equation
877,536,212.70 : 1,316,304,319.05 = 295,076,876.70 : x - Step 2: Convert to fraction form
877,536,212.70/1,316,304,319.05 = 295,076,876.70/x - Step 3: Cross multiply
877,536,212.70x = 1,316,304,319.05 × 295,076,876.70 - Step 4: Simplify right side
877,536,212.70x = 388,410,967,251,994,304 - Step 5: Solve for x
x = 388,410,967,251,994,304/877,536,212.70 - Step 6: Final answer
x = 442,615,315.05
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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.