Finding the Fourth Proportional to 83,491,555.73, 125,241,270.20 and 68,891,395.24
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Solution
The fourth proportional to 83,491,555.73, 125,241,270.20 and 68,891,395.24 is: 103,340,341.07
Step by Step Solution
- Step 1: Write the proportion equation
83,491,555.73 : 125,241,270.20 = 68,891,395.24 : x - Step 2: Convert to fraction form
83,491,555.73/125,241,270.20 = 68,891,395.24/x - Step 3: Cross multiply
83,491,555.73x = 125,241,270.20 × 68,891,395.24 - Step 4: Simplify right side
83,491,555.73x = 8,628,045,845,707,833 - Step 5: Solve for x
x = 8,628,045,845,707,833/83,491,555.73 - Step 6: Final answer
x = 103,340,341.07
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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.