Finding the Fourth Proportional to 277,230,427.50, 382,457,897.38 and 167,160,991.98
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Solution
The fourth proportional to 277,230,427.50, 382,457,897.38 and 167,160,991.98 is: 230,609,756.99
Step by Step Solution
- Step 1: Write the proportion equation
277,230,427.50 : 382,457,897.38 = 167,160,991.98 : x - Step 2: Convert to fraction form
277,230,427.50/382,457,897.38 = 167,160,991.98/x - Step 3: Cross multiply
277,230,427.50x = 382,457,897.38 × 167,160,991.98 - Step 4: Simplify right side
277,230,427.50x = 63,932,041,516,625,840 - Step 5: Solve for x
x = 63,932,041,516,625,840/277,230,427.50 - Step 6: Final answer
x = 230,609,756.99
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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.