Finding the Fourth Proportional to 197,702,575.43, 272,829,548.18 and 109,596,349.85
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Solution
The fourth proportional to 197,702,575.43, 272,829,548.18 and 109,596,349.85 is: 151,242,959.51
Step by Step Solution
- Step 1: Write the proportion equation
197,702,575.43 : 272,829,548.18 = 109,596,349.85 : x - Step 2: Convert to fraction form
197,702,575.43/272,829,548.18 = 109,596,349.85/x - Step 3: Cross multiply
197,702,575.43x = 272,829,548.18 × 109,596,349.85 - Step 4: Simplify right side
197,702,575.43x = 29,901,122,609,840,584 - Step 5: Solve for x
x = 29,901,122,609,840,584/197,702,575.43 - Step 6: Final answer
x = 151,242,959.51
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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.