Finding the Fourth Proportional to 292,747,542.50, 403,987,841.74 and 167,298,299.62
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Solution
The fourth proportional to 292,747,542.50, 403,987,841.74 and 167,298,299.62 is: 230,869,500.78
Step by Step Solution
- Step 1: Write the proportion equation
292,747,542.50 : 403,987,841.74 = 167,298,299.62 : x - Step 2: Convert to fraction form
292,747,542.50/403,987,841.74 = 167,298,299.62/x - Step 3: Cross multiply
292,747,542.50x = 403,987,841.74 × 167,298,299.62 - Step 4: Simplify right side
292,747,542.50x = 67,586,478,990,255,664 - Step 5: Solve for x
x = 67,586,478,990,255,664/292,747,542.50 - Step 6: Final answer
x = 230,869,500.78
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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.