Finding the Fourth Proportional to 159,601,769.94, 239,412,769.30 and 67,468,336.96
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Solution
The fourth proportional to 159,601,769.94, 239,412,769.30 and 67,468,336.96 is: 101,206,781.09
Step by Step Solution
- Step 1: Write the proportion equation
159,601,769.94 : 239,412,769.30 = 67,468,336.96 : x - Step 2: Convert to fraction form
159,601,769.94/239,412,769.30 = 67,468,336.96/x - Step 3: Cross multiply
159,601,769.94x = 239,412,769.30 × 67,468,336.96 - Step 4: Simplify right side
159,601,769.94x = 16,152,781,391,659,142 - Step 5: Solve for x
x = 16,152,781,391,659,142/159,601,769.94 - Step 6: Final answer
x = 101,206,781.09
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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.