Finding the Fourth Proportional to 349,446,585.11, 482,246,381.04 and 192,823,778.21
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Solution
The fourth proportional to 349,446,585.11, 482,246,381.04 and 192,823,778.21 is: 266,102,383.55
Step by Step Solution
- Step 1: Write the proportion equation
349,446,585.11 : 482,246,381.04 = 192,823,778.21 : x - Step 2: Convert to fraction form
349,446,585.11/482,246,381.04 = 192,823,778.21/x - Step 3: Cross multiply
349,446,585.11x = 482,246,381.04 × 192,823,778.21 - Step 4: Simplify right side
349,446,585.11x = 92,988,569,220,232,112 - Step 5: Solve for x
x = 92,988,569,220,232,112/349,446,585.11 - Step 6: Final answer
x = 266,102,383.55
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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.