Finding the Fourth Proportional to 192,457,997.40, 288,753,092.10 and 56,163,379.80
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Solution
The fourth proportional to 192,457,997.40, 288,753,092.10 and 56,163,379.80 is: 84,264,357.93
Step by Step Solution
- Step 1: Write the proportion equation
192,457,997.40 : 288,753,092.10 = 56,163,379.80 : x - Step 2: Convert to fraction form
192,457,997.40/288,753,092.10 = 56,163,379.80/x - Step 3: Cross multiply
192,457,997.40x = 288,753,092.10 × 56,163,379.80 - Step 4: Simplify right side
192,457,997.40x = 16,217,349,580,036,680 - Step 5: Solve for x
x = 16,217,349,580,036,680/192,457,997.40 - Step 6: Final answer
x = 84,264,357.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.