Finding the Fourth Proportional to 272,104,497.80, 408,156,746.70 and 110,662,296.20
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Solution
The fourth proportional to 272,104,497.80, 408,156,746.70 and 110,662,296.20 is: 165,993,444.30
Step by Step Solution
- Step 1: Write the proportion equation
272,104,497.80 : 408,156,746.70 = 110,662,296.20 : x - Step 2: Convert to fraction form
272,104,497.80/408,156,746.70 = 110,662,296.20/x - Step 3: Cross multiply
272,104,497.80x = 408,156,746.70 × 110,662,296.20 - Step 4: Simplify right side
272,104,497.80x = 45,167,562,799,343,776 - Step 5: Solve for x
x = 45,167,562,799,343,776/272,104,497.80 - Step 6: Final answer
x = 165,993,444.30
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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.