Finding the Fourth Proportional to 5,510,126,469.33, 8,263,494,407.21 and 1,578,779,271.54
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Solution
The fourth proportional to 5,510,126,469.33, 8,263,494,407.21 and 1,578,779,271.54 is: 2,367,683,165.39
Step by Step Solution
- Step 1: Write the proportion equation
5,510,126,469.33 : 8,263,494,407.21 = 1,578,779,271.54 : x - Step 2: Convert to fraction form
5,510,126,469.33/8,263,494,407.21 = 1,578,779,271.54/x - Step 3: Cross multiply
5,510,126,469.33x = 8,263,494,407.21 × 1,578,779,271.54 - Step 4: Simplify right side
5,510,126,469.33x = 13,046,233,680,581,974,016 - Step 5: Solve for x
x = 13,046,233,680,581,974,016/5,510,126,469.33 - Step 6: Final answer
x = 2,367,683,165.39
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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.