Finding the Fourth Proportional to 1,722,107,179.74, 2,583,571,323.70 and 557,576,021.46
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Solution
The fourth proportional to 1,722,107,179.74, 2,583,571,323.70 and 557,576,021.46 is: 836,496,959.52
Step by Step Solution
- Step 1: Write the proportion equation
1,722,107,179.74 : 2,583,571,323.70 = 557,576,021.46 : x - Step 2: Convert to fraction form
1,722,107,179.74/2,583,571,323.70 = 557,576,021.46/x - Step 3: Cross multiply
1,722,107,179.74x = 2,583,571,323.70 × 557,576,021.46 - Step 4: Simplify right side
1,722,107,179.74x = 1,440,537,419,826,791,680 - Step 5: Solve for x
x = 1,440,537,419,826,791,680/1,722,107,179.74 - Step 6: Final answer
x = 836,496,959.52
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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.