Finding the Fourth Proportional to 117,744,574.92, 176,602,953.02 and 31,489,666.70
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Solution
The fourth proportional to 117,744,574.92, 176,602,953.02 and 31,489,666.70 is: 47,230,780.12
Step by Step Solution
- Step 1: Write the proportion equation
117,744,574.92 : 176,602,953.02 = 31,489,666.70 : x - Step 2: Convert to fraction form
117,744,574.92/176,602,953.02 = 31,489,666.70/x - Step 3: Cross multiply
117,744,574.92x = 176,602,953.02 × 31,489,666.70 - Step 4: Simplify right side
117,744,574.92x = 5,561,168,128,835,559 - Step 5: Solve for x
x = 5,561,168,128,835,559/117,744,574.92 - Step 6: Final answer
x = 47,230,780.12
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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.