Finding the Fourth Proportional to 119,644,857.44, 165,110,020.08 and 64,640,757.68
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Solution
The fourth proportional to 119,644,857.44, 165,110,020.08 and 64,640,757.68 is: 89,204,308.71
Step by Step Solution
- Step 1: Write the proportion equation
119,644,857.44 : 165,110,020.08 = 64,640,757.68 : x - Step 2: Convert to fraction form
119,644,857.44/165,110,020.08 = 64,640,757.68/x - Step 3: Cross multiply
119,644,857.44x = 165,110,020.08 × 64,640,757.68 - Step 4: Simplify right side
119,644,857.44x = 10,672,836,798,531,216 - Step 5: Solve for x
x = 10,672,836,798,531,216/119,644,857.44 - Step 6: Final answer
x = 89,204,308.71
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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.