Finding the Fourth Proportional to 149,780,324.40, 224,670,486.60 and 122,570,545.20
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Solution
The fourth proportional to 149,780,324.40, 224,670,486.60 and 122,570,545.20 is: 183,855,817.80
Step by Step Solution
- Step 1: Write the proportion equation
149,780,324.40 : 224,670,486.60 = 122,570,545.20 : x - Step 2: Convert to fraction form
149,780,324.40/224,670,486.60 = 122,570,545.20/x - Step 3: Cross multiply
149,780,324.40x = 224,670,486.60 × 122,570,545.20 - Step 4: Simplify right side
149,780,324.40x = 27,537,984,032,911,296 - Step 5: Solve for x
x = 27,537,984,032,911,296/149,780,324.40 - Step 6: Final answer
x = 183,855,817.80
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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.