Finding the Fourth Proportional to 98,225,991.53, 147,313,855.92 and 29,122,636.29
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Solution
The fourth proportional to 98,225,991.53, 147,313,855.92 and 29,122,636.29 is: 43,676,503.34
Step by Step Solution
- Step 1: Write the proportion equation
98,225,991.53 : 147,313,855.92 = 29,122,636.29 : x - Step 2: Convert to fraction form
98,225,991.53/147,313,855.92 = 29,122,636.29/x - Step 3: Cross multiply
98,225,991.53x = 147,313,855.92 × 29,122,636.29 - Step 4: Simplify right side
98,225,991.53x = 4,290,167,846,435,623 - Step 5: Solve for x
x = 4,290,167,846,435,623/98,225,991.53 - Step 6: Final answer
x = 43,676,503.34
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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.