Finding the Fourth Proportional to 64,730,623.80, 97,095,935.70 and 58,236,108.60
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Solution
The fourth proportional to 64,730,623.80, 97,095,935.70 and 58,236,108.60 is: 87,354,162.90
Step by Step Solution
- Step 1: Write the proportion equation
64,730,623.80 : 97,095,935.70 = 58,236,108.60 : x - Step 2: Convert to fraction form
64,730,623.80/97,095,935.70 = 58,236,108.60/x - Step 3: Cross multiply
64,730,623.80x = 97,095,935.70 × 58,236,108.60 - Step 4: Simplify right side
64,730,623.80x = 5,654,489,456,043,817 - Step 5: Solve for x
x = 5,654,489,456,043,817/64,730,623.80 - Step 6: Final answer
x = 87,354,162.90
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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.