Finding the Fourth Proportional to 344,588,983.26, 475,534,293.27 and 187,959,454.62
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Solution
The fourth proportional to 344,588,983.26, 475,534,293.27 and 187,959,454.62 is: 259,384,863.59
Step by Step Solution
- Step 1: Write the proportion equation
344,588,983.26 : 475,534,293.27 = 187,959,454.62 : x - Step 2: Convert to fraction form
344,588,983.26/475,534,293.27 = 187,959,454.62/x - Step 3: Cross multiply
344,588,983.26x = 475,534,293.27 × 187,959,454.62 - Step 4: Simplify right side
344,588,983.26x = 89,381,166,416,136,336 - Step 5: Solve for x
x = 89,381,166,416,136,336/344,588,983.26 - Step 6: Final answer
x = 259,384,863.59
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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.