Finding the Fourth Proportional to 237,156,193,281.74, 327,266,367,661.23 and 128,766,809,756.62
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Solution
The fourth proportional to 237,156,193,281.74, 327,266,367,661.23 and 128,766,809,756.62 is: 177,693,213,578.91
Step by Step Solution
- Step 1: Write the proportion equation
237,156,193,281.74 : 327,266,367,661.23 = 128,766,809,756.62 : x - Step 2: Convert to fraction form
237,156,193,281.74/327,266,367,661.23 = 128,766,809,756.62/x - Step 3: Cross multiply
237,156,193,281.74x = 327,266,367,661.23 × 128,766,809,756.62 - Step 4: Simplify right side
237,156,193,281.74x = 42,141,046,104,373,652,881,408 - Step 5: Solve for x
x = 42,141,046,104,373,652,881,408/237,156,193,281.74 - Step 6: Final answer
x = 177,693,213,578.91
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1.5x scale
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.