Finding the Fourth Proportional to 75,675,598.92, 104,432,322.48 and 40,868,286
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Solution
The fourth proportional to 75,675,598.92, 104,432,322.48 and 40,868,286 is: 56,398,232.50
Step by Step Solution
- Step 1: Write the proportion equation
75,675,598.92 : 104,432,322.48 = 40,868,286 : x - Step 2: Convert to fraction form
75,675,598.92/104,432,322.48 = 40,868,286/x - Step 3: Cross multiply
75,675,598.92x = 104,432,322.48 × 40,868,286 - Step 4: Simplify right side
75,675,598.92x = 4,267,970,022,756,869.50 - Step 5: Solve for x
x = 4,267,970,022,756,869.50/75,675,598.92 - Step 6: Final answer
x = 56,398,232.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.