Finding the Fourth Proportional to 136,249,194.56, 204,371,867.21 and 63,425,243.84
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Solution
The fourth proportional to 136,249,194.56, 204,371,867.21 and 63,425,243.84 is: 95,136,969.82
Step by Step Solution
- Step 1: Write the proportion equation
136,249,194.56 : 204,371,867.21 = 63,425,243.84 : x - Step 2: Convert to fraction form
136,249,194.56/204,371,867.21 = 63,425,243.84/x - Step 3: Cross multiply
136,249,194.56x = 204,371,867.21 × 63,425,243.84 - Step 4: Simplify right side
136,249,194.56x = 12,962,335,510,491,366 - Step 5: Solve for x
x = 12,962,335,510,491,366/136,249,194.56 - Step 6: Final answer
x = 95,136,969.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.