Finding the Fourth Proportional to 3,588,051,197.70, 5,382,076,796.55 and 967,850,237.70
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Solution
The fourth proportional to 3,588,051,197.70, 5,382,076,796.55 and 967,850,237.70 is: 1,451,775,356.55
Step by Step Solution
- Step 1: Write the proportion equation
3,588,051,197.70 : 5,382,076,796.55 = 967,850,237.70 : x - Step 2: Convert to fraction form
3,588,051,197.70/5,382,076,796.55 = 967,850,237.70/x - Step 3: Cross multiply
3,588,051,197.70x = 5,382,076,796.55 × 967,850,237.70 - Step 4: Simplify right side
3,588,051,197.70x = 5,209,044,306,860,572,672 - Step 5: Solve for x
x = 5,209,044,306,860,572,672/3,588,051,197.70 - Step 6: Final answer
x = 1,451,775,356.55
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1.5x scale
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.