Finding the Fourth Proportional to 98,806,235.08, 136,307,892.50 and 59,635,490.44
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Solution
The fourth proportional to 98,806,235.08, 136,307,892.50 and 59,635,490.44 is: 82,269,990.48
Step by Step Solution
- Step 1: Write the proportion equation
98,806,235.08 : 136,307,892.50 = 59,635,490.44 : x - Step 2: Convert to fraction form
98,806,235.08/136,307,892.50 = 59,635,490.44/x - Step 3: Cross multiply
98,806,235.08x = 136,307,892.50 × 59,635,490.44 - Step 4: Simplify right side
98,806,235.08x = 8,128,788,019,100,581 - Step 5: Solve for x
x = 8,128,788,019,100,581/98,806,235.08 - Step 6: Final answer
x = 82,269,990.48
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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.