Finding the Fourth Proportional to 1,608,527,244, 2,219,947,761.84 and 973,797,592.80
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Solution
The fourth proportional to 1,608,527,244, 2,219,947,761.84 and 973,797,592.80 is: 1,343,949,749.49
Step by Step Solution
- Step 1: Write the proportion equation
1,608,527,244 : 2,219,947,761.84 = 973,797,592.80 : x - Step 2: Convert to fraction form
1,608,527,244/2,219,947,761.84 = 973,797,592.80/x - Step 3: Cross multiply
1,608,527,244x = 2,219,947,761.84 × 973,797,592.80 - Step 4: Simplify right side
1,608,527,244x = 2,161,779,786,621,539,840 - Step 5: Solve for x
x = 2,161,779,786,621,539,840/1,608,527,244 - Step 6: Final answer
x = 1,343,949,749.49
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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.