Finding the Fourth Proportional to 136,411,178.12, 204,613,812.86 and 38,040,259.98
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Solution
The fourth proportional to 136,411,178.12, 204,613,812.86 and 38,040,259.98 is: 57,059,566.11
Step by Step Solution
- Step 1: Write the proportion equation
136,411,178.12 : 204,613,812.86 = 38,040,259.98 : x - Step 2: Convert to fraction form
136,411,178.12/204,613,812.86 = 38,040,259.98/x - Step 3: Cross multiply
136,411,178.12x = 204,613,812.86 × 38,040,259.98 - Step 4: Simplify right side
136,411,178.12x = 7,783,562,636,693,467 - Step 5: Solve for x
x = 7,783,562,636,693,467/136,411,178.12 - Step 6: Final answer
x = 57,059,566.11
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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.