Finding the Fourth Proportional to 16,075,811,810.70, 22,184,638,690.68 and 8,939,072,394.18
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Solution
The fourth proportional to 16,075,811,810.70, 22,184,638,690.68 and 8,939,072,394.18 is: 12,335,930,130.93
Step by Step Solution
- Step 1: Write the proportion equation
16,075,811,810.70 : 22,184,638,690.68 = 8,939,072,394.18 : x - Step 2: Convert to fraction form
16,075,811,810.70/22,184,638,690.68 = 8,939,072,394.18/x - Step 3: Cross multiply
16,075,811,810.70x = 22,184,638,690.68 × 8,939,072,394.18 - Step 4: Simplify right side
16,075,811,810.70x = 198,310,091,294,715,150,336 - Step 5: Solve for x
x = 198,310,091,294,715,150,336/16,075,811,810.70 - Step 6: Final answer
x = 12,335,930,130.93
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1.5x scale
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.