Finding the Fourth Proportional to 1,576,770,526.44, 2,175,957,425.25 and 871,969,929.30
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Solution
The fourth proportional to 1,576,770,526.44, 2,175,957,425.25 and 871,969,929.30 is: 1,203,326,299.19
Step by Step Solution
- Step 1: Write the proportion equation
1,576,770,526.44 : 2,175,957,425.25 = 871,969,929.30 : x - Step 2: Convert to fraction form
1,576,770,526.44/2,175,957,425.25 = 871,969,929.30/x - Step 3: Cross multiply
1,576,770,526.44x = 2,175,957,425.25 × 871,969,929.30 - Step 4: Simplify right side
1,576,770,526.44x = 1,897,369,442,255,052,544 - Step 5: Solve for x
x = 1,897,369,442,255,052,544/1,576,770,526.44 - Step 6: Final answer
x = 1,203,326,299.19
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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.