Finding the Fourth Proportional to 1,508,952,676.08, 2,082,354,793.08 and 839,883,362.40
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Solution
The fourth proportional to 1,508,952,676.08, 2,082,354,793.08 and 839,883,362.40 is: 1,159,039,095.82
Step by Step Solution
- Step 1: Write the proportion equation
1,508,952,676.08 : 2,082,354,793.08 = 839,883,362.40 : x - Step 2: Convert to fraction form
1,508,952,676.08/2,082,354,793.08 = 839,883,362.40/x - Step 3: Cross multiply
1,508,952,676.08x = 2,082,354,793.08 × 839,883,362.40 - Step 4: Simplify right side
1,508,952,676.08x = 1,748,935,145,321,786,624 - Step 5: Solve for x
x = 1,748,935,145,321,786,624/1,508,952,676.08 - Step 6: Final answer
x = 1,159,039,095.82
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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.