Finding the Fourth Proportional to 330,912,655.80, 496,368,983.70 and 88,575,559.80
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Solution
The fourth proportional to 330,912,655.80, 496,368,983.70 and 88,575,559.80 is: 132,863,339.70
Step by Step Solution
- Step 1: Write the proportion equation
330,912,655.80 : 496,368,983.70 = 88,575,559.80 : x - Step 2: Convert to fraction form
330,912,655.80/496,368,983.70 = 88,575,559.80/x - Step 3: Cross multiply
330,912,655.80x = 496,368,983.70 × 88,575,559.80 - Step 4: Simplify right side
330,912,655.80x = 43,966,160,598,584,576 - Step 5: Solve for x
x = 43,966,160,598,584,576/330,912,655.80 - Step 6: Final answer
x = 132,863,339.70
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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.