Finding the Fourth Proportional to 156,336,234.84, 234,506,035.98 and 47,162,351.79
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Solution
The fourth proportional to 156,336,234.84, 234,506,035.98 and 47,162,351.79 is: 70,744,035.62
Step by Step Solution
- Step 1: Write the proportion equation
156,336,234.84 : 234,506,035.98 = 47,162,351.79 : x - Step 2: Convert to fraction form
156,336,234.84/234,506,035.98 = 47,162,351.79/x - Step 3: Cross multiply
156,336,234.84x = 234,506,035.98 × 47,162,351.79 - Step 4: Simplify right side
156,336,234.84x = 11,059,856,165,767,156 - Step 5: Solve for x
x = 11,059,856,165,767,156/156,336,234.84 - Step 6: Final answer
x = 70,744,035.62
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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.