Finding the Fourth Proportional to 364,771,979.42, 547,214,656.17 and 122,491,570.46
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Solution
The fourth proportional to 364,771,979.42, 547,214,656.17 and 122,491,570.46 is: 183,756,391.38
Step by Step Solution
- Step 1: Write the proportion equation
364,771,979.42 : 547,214,656.17 = 122,491,570.46 : x - Step 2: Convert to fraction form
364,771,979.42/547,214,656.17 = 122,491,570.46/x - Step 3: Cross multiply
364,771,979.42x = 547,214,656.17 × 122,491,570.46 - Step 4: Simplify right side
364,771,979.42x = 67,029,182,612,992,216 - Step 5: Solve for x
x = 67,029,182,612,992,216/364,771,979.42 - Step 6: Final answer
x = 183,756,391.38
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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.