Finding the Fourth Proportional to 461,255,677.44, 637,224,220.80 and 302,861,590.08
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Solution
The fourth proportional to 461,255,677.44, 637,224,220.80 and 302,861,590.08 is: 418,402,959.98
Step by Step Solution
- Step 1: Write the proportion equation
461,255,677.44 : 637,224,220.80 = 302,861,590.08 : x - Step 2: Convert to fraction form
461,255,677.44/637,224,220.80 = 302,861,590.08/x - Step 3: Cross multiply
461,255,677.44x = 637,224,220.80 × 302,861,590.08 - Step 4: Simplify right side
461,255,677.44x = 192,990,740,748,976,992 - Step 5: Solve for x
x = 192,990,740,748,976,992/461,255,677.44 - Step 6: Final answer
x = 418,402,959.98
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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.