Finding the Fourth Proportional to 102,335,416.41, 153,486,307.92 and 36,742,975.29
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Solution
The fourth proportional to 102,335,416.41, 153,486,307.92 and 36,742,975.29 is: 55,108,424.99
Step by Step Solution
- Step 1: Write the proportion equation
102,335,416.41 : 153,486,307.92 = 36,742,975.29 : x - Step 2: Convert to fraction form
102,335,416.41/153,486,307.92 = 36,742,975.29/x - Step 3: Cross multiply
102,335,416.41x = 153,486,307.92 × 36,742,975.29 - Step 4: Simplify right side
102,335,416.41x = 5,639,543,619,257,891 - Step 5: Solve for x
x = 5,639,543,619,257,891/102,335,416.41 - Step 6: Final answer
x = 55,108,424.99
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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.