Finding the Fourth Proportional to 135,166,307.84, 202,194,179.68 and 107,925,806.76
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Solution
The fourth proportional to 135,166,307.84, 202,194,179.68 and 107,925,806.76 is: 161,445,335.84
Step by Step Solution
- Step 1: Write the proportion equation
135,166,307.84 : 202,194,179.68 = 107,925,806.76 : x - Step 2: Convert to fraction form
135,166,307.84/202,194,179.68 = 107,925,806.76/x - Step 3: Cross multiply
135,166,307.84x = 202,194,179.68 × 107,925,806.76 - Step 4: Simplify right side
135,166,307.84x = 21,821,969,964,140,400 - Step 5: Solve for x
x = 21,821,969,964,140,400/135,166,307.84 - Step 6: Final answer
x = 161,445,335.84
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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.