Finding the Fourth Proportional to 273,048,988.38, 409,864,940.58 and 117,679,472.82
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Solution
The fourth proportional to 273,048,988.38, 409,864,940.58 and 117,679,472.82 is: 176,644,822.68
Step by Step Solution
- Step 1: Write the proportion equation
273,048,988.38 : 409,864,940.58 = 117,679,472.82 : x - Step 2: Convert to fraction form
273,048,988.38/409,864,940.58 = 117,679,472.82/x - Step 3: Cross multiply
273,048,988.38x = 409,864,940.58 × 117,679,472.82 - Step 4: Simplify right side
273,048,988.38x = 48,232,690,134,855,024 - Step 5: Solve for x
x = 48,232,690,134,855,024/273,048,988.38 - Step 6: Final answer
x = 176,644,822.68
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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.