Finding the Fourth Proportional to 7,794,871,576.83, 10,757,134,289.84 and 4,408,287,293.39
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Solution
The fourth proportional to 7,794,871,576.83, 10,757,134,289.84 and 4,408,287,293.39 is: 6,083,556,083.73
Step by Step Solution
- Step 1: Write the proportion equation
7,794,871,576.83 : 10,757,134,289.84 = 4,408,287,293.39 : x - Step 2: Convert to fraction form
7,794,871,576.83/10,757,134,289.84 = 4,408,287,293.39/x - Step 3: Cross multiply
7,794,871,576.83x = 10,757,134,289.84 × 4,408,287,293.39 - Step 4: Simplify right side
7,794,871,576.83x = 47,420,538,403,115,704,320 - Step 5: Solve for x
x = 47,420,538,403,115,704,320/7,794,871,576.83 - Step 6: Final answer
x = 6,083,556,083.73
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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.