Finding the Fourth Proportional to 351,418,892.96, 484,957,235.49 and 192,648,733.94
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Solution
The fourth proportional to 351,418,892.96, 484,957,235.49 and 192,648,733.94 is: 265,854,794.10
Step by Step Solution
- Step 1: Write the proportion equation
351,418,892.96 : 484,957,235.49 = 192,648,733.94 : x - Step 2: Convert to fraction form
351,418,892.96/484,957,235.49 = 192,648,733.94/x - Step 3: Cross multiply
351,418,892.96x = 484,957,235.49 × 192,648,733.94 - Step 4: Simplify right side
351,418,892.96x = 93,426,397,432,190,944 - Step 5: Solve for x
x = 93,426,397,432,190,944/351,418,892.96 - Step 6: Final answer
x = 265,854,794.10
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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.