Finding the Fourth Proportional to 292,744,402.02, 403,983,505.80 and 167,295,161.39
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Solution
The fourth proportional to 292,744,402.02, 403,983,505.80 and 167,295,161.39 is: 230,865,168.84
Step by Step Solution
- Step 1: Write the proportion equation
292,744,402.02 : 403,983,505.80 = 167,295,161.39 : x - Step 2: Convert to fraction form
292,744,402.02/403,983,505.80 = 167,295,161.39/x - Step 3: Cross multiply
292,744,402.02x = 403,983,505.80 × 167,295,161.39 - Step 4: Simplify right side
292,744,402.02x = 67,584,485,799,689,080 - Step 5: Solve for x
x = 67,584,485,799,689,080/292,744,402.02 - Step 6: Final answer
x = 230,865,168.84
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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.