Finding the Fourth Proportional to 176,289,738.60, 264,434,607.90 and 55,133,437.80
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Solution
The fourth proportional to 176,289,738.60, 264,434,607.90 and 55,133,437.80 is: 82,700,156.70
Step by Step Solution
- Step 1: Write the proportion equation
176,289,738.60 : 264,434,607.90 = 55,133,437.80 : x - Step 2: Convert to fraction form
176,289,738.60/264,434,607.90 = 55,133,437.80/x - Step 3: Cross multiply
176,289,738.60x = 264,434,607.90 × 55,133,437.80 - Step 4: Simplify right side
176,289,738.60x = 14,579,189,006,822,038 - Step 5: Solve for x
x = 14,579,189,006,822,038/176,289,738.60 - Step 6: Final answer
x = 82,700,156.70
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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.