Finding the Fourth Proportional to 860,747,624.26, 1,291,613,441.40 and 467,306,440.18
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Solution
The fourth proportional to 860,747,624.26, 1,291,613,441.40 and 467,306,440.18 is: 701,226,773.54
Step by Step Solution
- Step 1: Write the proportion equation
860,747,624.26 : 1,291,613,441.40 = 467,306,440.18 : x - Step 2: Convert to fraction form
860,747,624.26/1,291,613,441.40 = 467,306,440.18/x - Step 3: Cross multiply
860,747,624.26x = 1,291,613,441.40 × 467,306,440.18 - Step 4: Simplify right side
860,747,624.26x = 603,579,279,389,273,088 - Step 5: Solve for x
x = 603,579,279,389,273,088/860,747,624.26 - Step 6: Final answer
x = 701,226,773.54
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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.