Finding the Fourth Proportional to 67,207,925.70, 100,811,888.55 and 67,207,925.70
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Solution
The fourth proportional to 67,207,925.70, 100,811,888.55 and 67,207,925.70 is: 100,811,888.55
Step by Step Solution
- Step 1: Write the proportion equation
67,207,925.70 : 100,811,888.55 = 67,207,925.70 : x - Step 2: Convert to fraction form
67,207,925.70/100,811,888.55 = 67,207,925.70/x - Step 3: Cross multiply
67,207,925.70x = 100,811,888.55 × 67,207,925.70 - Step 4: Simplify right side
67,207,925.70x = 6,775,357,915,345,081 - Step 5: Solve for x
x = 6,775,357,915,345,081/67,207,925.70 - Step 6: Final answer
x = 100,811,888.55
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1.5x scale
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.