Finding the Fourth Proportional to 5,899,134,444.49, 8,140,808,799.65 and 3,186,402,235.99
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Solution
The fourth proportional to 5,899,134,444.49, 8,140,808,799.65 and 3,186,402,235.99 is: 4,397,236,849.92
Step by Step Solution
- Step 1: Write the proportion equation
5,899,134,444.49 : 8,140,808,799.65 = 3,186,402,235.99 : x - Step 2: Convert to fraction form
5,899,134,444.49/8,140,808,799.65 = 3,186,402,235.99/x - Step 3: Cross multiply
5,899,134,444.49x = 8,140,808,799.65 × 3,186,402,235.99 - Step 4: Simplify right side
5,899,134,444.49x = 25,939,891,361,971,826,688 - Step 5: Solve for x
x = 25,939,891,361,971,826,688/5,899,134,444.49 - Step 6: Final answer
x = 4,397,236,849.92
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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.