Finding the Fourth Proportional to 106,598,837.21, 159,898,237.55 and 58,117,461.30
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Solution
The fourth proportional to 106,598,837.21, 159,898,237.55 and 58,117,461.30 is: 87,176,181.99
Step by Step Solution
- Step 1: Write the proportion equation
106,598,837.21 : 159,898,237.55 = 58,117,461.30 : x - Step 2: Convert to fraction form
106,598,837.21/159,898,237.55 = 58,117,461.30/x - Step 3: Cross multiply
106,598,837.21x = 159,898,237.55 × 58,117,461.30 - Step 4: Simplify right side
106,598,837.21x = 9,292,879,632,459,744 - Step 5: Solve for x
x = 9,292,879,632,459,744/106,598,837.21 - Step 6: Final answer
x = 87,176,181.99
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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.