Finding the Fourth Proportional to 837,227,670.18, 1,254,459,661.62 and 486,489,204.26
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Solution
The fourth proportional to 837,227,670.18, 1,254,459,661.62 and 486,489,204.26 is: 728,930,856.32
Step by Step Solution
- Step 1: Write the proportion equation
837,227,670.18 : 1,254,459,661.62 = 486,489,204.26 : x - Step 2: Convert to fraction form
837,227,670.18/1,254,459,661.62 = 486,489,204.26/x - Step 3: Cross multiply
837,227,670.18x = 1,254,459,661.62 × 486,489,204.26 - Step 4: Simplify right side
837,227,670.18x = 610,281,082,554,414,720 - Step 5: Solve for x
x = 610,281,082,554,414,720/837,227,670.18 - Step 6: Final answer
x = 728,930,856.32
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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.