Finding the Fourth Proportional to 2,318,767,576.20, 3,476,959,886.70 and 682,779,601.80
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Solution
The fourth proportional to 2,318,767,576.20, 3,476,959,886.70 and 682,779,601.80 is: 1,023,818,562.62
Step by Step Solution
- Step 1: Write the proportion equation
2,318,767,576.20 : 3,476,959,886.70 = 682,779,601.80 : x - Step 2: Convert to fraction form
2,318,767,576.20/3,476,959,886.70 = 682,779,601.80/x - Step 3: Cross multiply
2,318,767,576.20x = 3,476,959,886.70 × 682,779,601.80 - Step 4: Simplify right side
2,318,767,576.20x = 2,373,997,286,915,598,848 - Step 5: Solve for x
x = 2,373,997,286,915,598,848/2,318,767,576.20 - Step 6: Final answer
x = 1,023,818,562.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.