Finding the Fourth Proportional to 1,898,864,290.08, 2,620,398,037.30 and 1,052,088,523.92
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Solution
The fourth proportional to 1,898,864,290.08, 2,620,398,037.30 and 1,052,088,523.92 is: 1,451,862,946.47
Step by Step Solution
- Step 1: Write the proportion equation
1,898,864,290.08 : 2,620,398,037.30 = 1,052,088,523.92 : x - Step 2: Convert to fraction form
1,898,864,290.08/2,620,398,037.30 = 1,052,088,523.92/x - Step 3: Cross multiply
1,898,864,290.08x = 2,620,398,037.30 × 1,052,088,523.92 - Step 4: Simplify right side
1,898,864,290.08x = 2,756,890,703,145,822,208 - Step 5: Solve for x
x = 2,756,890,703,145,822,208/1,898,864,290.08 - Step 6: Final answer
x = 1,451,862,946.47
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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.