Finding the Fourth Proportional to 2,826,444,432.51, 4,240,126,817.26 and 834,687,957.20
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Solution
The fourth proportional to 2,826,444,432.51, 4,240,126,817.26 and 834,687,957.20 is: 1,252,167,829.88
Step by Step Solution
- Step 1: Write the proportion equation
2,826,444,432.51 : 4,240,126,817.26 = 834,687,957.20 : x - Step 2: Convert to fraction form
2,826,444,432.51/4,240,126,817.26 = 834,687,957.20/x - Step 3: Cross multiply
2,826,444,432.51x = 4,240,126,817.26 × 834,687,957.20 - Step 4: Simplify right side
2,826,444,432.51x = 3,539,182,791,344,399,872 - Step 5: Solve for x
x = 3,539,182,791,344,399,872/2,826,444,432.51 - Step 6: Final answer
x = 1,252,167,829.88
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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.