Finding the Fourth Proportional to 188,704,877.13, 260,412,197.27 and 106,198,661.97
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Solution
The fourth proportional to 188,704,877.13, 260,412,197.27 and 106,198,661.97 is: 146,553,853.46
Step by Step Solution
- Step 1: Write the proportion equation
188,704,877.13 : 260,412,197.27 = 106,198,661.97 : x - Step 2: Convert to fraction form
188,704,877.13/260,412,197.27 = 106,198,661.97/x - Step 3: Cross multiply
188,704,877.13x = 260,412,197.27 × 106,198,661.97 - Step 4: Simplify right side
188,704,877.13x = 27,655,426,910,210,692 - Step 5: Solve for x
x = 27,655,426,910,210,692/188,704,877.13 - Step 6: Final answer
x = 146,553,853.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.