Finding the Fourth Proportional to 168,430,344.82, 232,420,903.38 and 95,098,724.98
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Solution
The fourth proportional to 168,430,344.82, 232,420,903.38 and 95,098,724.98 is: 131,228,915.99
Step by Step Solution
- Step 1: Write the proportion equation
168,430,344.82 : 232,420,903.38 = 95,098,724.98 : x - Step 2: Convert to fraction form
168,430,344.82/232,420,903.38 = 95,098,724.98/x - Step 3: Cross multiply
168,430,344.82x = 232,420,903.38 × 95,098,724.98 - Step 4: Simplify right side
168,430,344.82x = 22,102,931,570,137,772 - Step 5: Solve for x
x = 22,102,931,570,137,772/168,430,344.82 - Step 6: Final answer
x = 131,228,915.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.