Finding the Fourth Proportional to 1,898,864,289.08, 2,620,398,035.92 and 1,052,088,522.92
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Solution
The fourth proportional to 1,898,864,289.08, 2,620,398,035.92 and 1,052,088,522.92 is: 1,451,862,945.09
Step by Step Solution
- Step 1: Write the proportion equation
1,898,864,289.08 : 2,620,398,035.92 = 1,052,088,522.92 : x - Step 2: Convert to fraction form
1,898,864,289.08/2,620,398,035.92 = 1,052,088,522.92/x - Step 3: Cross multiply
1,898,864,289.08x = 2,620,398,035.92 × 1,052,088,522.92 - Step 4: Simplify right side
1,898,864,289.08x = 2,756,890,699,073,541,632 - Step 5: Solve for x
x = 2,756,890,699,073,541,632/1,898,864,289.08 - Step 6: Final answer
x = 1,451,862,945.09
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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.