Finding the Fourth Proportional to 161,700,897.40, 242,551,318.41 and 51,114,197.68
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Solution
The fourth proportional to 161,700,897.40, 242,551,318.41 and 51,114,197.68 is: 76,671,287.77
Step by Step Solution
- Step 1: Write the proportion equation
161,700,897.40 : 242,551,318.41 = 51,114,197.68 : x - Step 2: Convert to fraction form
161,700,897.40/242,551,318.41 = 51,114,197.68/x - Step 3: Cross multiply
161,700,897.40x = 242,551,318.41 × 51,114,197.68 - Step 4: Simplify right side
161,700,897.40x = 12,397,816,036,753,364 - Step 5: Solve for x
x = 12,397,816,036,753,364/161,700,897.40 - Step 6: Final answer
x = 76,671,287.77
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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.