Finding the Fourth Proportional to 312,577,220.06, 468,908,946.06 and 181,481,234.84
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Solution
The fourth proportional to 312,577,220.06, 468,908,946.06 and 181,481,234.84 is: 272,246,885.24
Step by Step Solution
- Step 1: Write the proportion equation
312,577,220.06 : 468,908,946.06 = 181,481,234.84 : x - Step 2: Convert to fraction form
312,577,220.06/468,908,946.06 = 181,481,234.84/x - Step 3: Cross multiply
312,577,220.06x = 468,908,946.06 × 181,481,234.84 - Step 4: Simplify right side
312,577,220.06x = 85,098,174,558,491,760 - Step 5: Solve for x
x = 85,098,174,558,491,760/312,577,220.06 - Step 6: Final answer
x = 272,246,885.24
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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.