Finding the Fourth Proportional to 187,049,341.20, 280,574,011.80 and 183,860,695.20
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Solution
The fourth proportional to 187,049,341.20, 280,574,011.80 and 183,860,695.20 is: 275,791,042.80
Step by Step Solution
- Step 1: Write the proportion equation
187,049,341.20 : 280,574,011.80 = 183,860,695.20 : x - Step 2: Convert to fraction form
187,049,341.20/280,574,011.80 = 183,860,695.20/x - Step 3: Cross multiply
187,049,341.20x = 280,574,011.80 × 183,860,695.20 - Step 4: Simplify right side
187,049,341.20x = 51,586,532,864,601,000 - Step 5: Solve for x
x = 51,586,532,864,601,000/187,049,341.20 - Step 6: Final answer
x = 275,791,042.80
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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.