Finding the Fourth Proportional to 167,593,371.20, 251,227,018.36 and 80,132,159.96
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Solution
The fourth proportional to 167,593,371.20, 251,227,018.36 and 80,132,159.96 is: 120,120,285.65
Step by Step Solution
- Step 1: Write the proportion equation
167,593,371.20 : 251,227,018.36 = 80,132,159.96 : x - Step 2: Convert to fraction form
167,593,371.20/251,227,018.36 = 80,132,159.96/x - Step 3: Cross multiply
167,593,371.20x = 251,227,018.36 × 80,132,159.96 - Step 4: Simplify right side
167,593,371.20x = 20,131,363,621,283,508 - Step 5: Solve for x
x = 20,131,363,621,283,508/167,593,371.20 - Step 6: Final answer
x = 120,120,285.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.