Finding the Fourth Proportional to 3,670,272,030.45, 5,505,408,045.68 and 1,216,987,576.05
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Solution
The fourth proportional to 3,670,272,030.45, 5,505,408,045.68 and 1,216,987,576.05 is: 1,825,481,364.08
Step by Step Solution
- Step 1: Write the proportion equation
3,670,272,030.45 : 5,505,408,045.68 = 1,216,987,576.05 : x - Step 2: Convert to fraction form
3,670,272,030.45/5,505,408,045.68 = 1,216,987,576.05/x - Step 3: Cross multiply
3,670,272,030.45x = 5,505,408,045.68 × 1,216,987,576.05 - Step 4: Simplify right side
3,670,272,030.45x = 6,700,013,192,672,186,368 - Step 5: Solve for x
x = 6,700,013,192,672,186,368/3,670,272,030.45 - Step 6: Final answer
x = 1,825,481,364.08
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1.5x scale
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.