Finding the Fourth Proportional to 349,617,748.97, 482,472,420.83 and 192,984,814.44
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Solution
The fourth proportional to 349,617,748.97, 482,472,420.83 and 192,984,814.44 is: 266,319,003.77
Step by Step Solution
- Step 1: Write the proportion equation
349,617,748.97 : 482,472,420.83 = 192,984,814.44 : x - Step 2: Convert to fraction form
349,617,748.97/482,472,420.83 = 192,984,814.44/x - Step 3: Cross multiply
349,617,748.97x = 482,472,420.83 × 192,984,814.44 - Step 4: Simplify right side
349,617,748.97x = 93,109,850,605,330,208 - Step 5: Solve for x
x = 93,109,850,605,330,208/349,617,748.97 - Step 6: Final answer
x = 266,319,003.77
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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.