Finding the Fourth Proportional to 56,738,140.70, 85,107,211.05 and 56,738,140.70
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Solution
The fourth proportional to 56,738,140.70, 85,107,211.05 and 56,738,140.70 is: 85,107,211.05
Step by Step Solution
- Step 1: Write the proportion equation
56,738,140.70 : 85,107,211.05 = 56,738,140.70 : x - Step 2: Convert to fraction form
56,738,140.70/85,107,211.05 = 56,738,140.70/x - Step 3: Cross multiply
56,738,140.70x = 85,107,211.05 × 56,738,140.70 - Step 4: Simplify right side
56,738,140.70x = 4,828,824,915,139,495 - Step 5: Solve for x
x = 4,828,824,915,139,495/56,738,140.70 - Step 6: Final answer
x = 85,107,211.05
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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.