Finding the Fourth Proportional to 240,584,812.26, 331,950,137.04 and 136,162,883.55
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Solution
The fourth proportional to 240,584,812.26, 331,950,137.04 and 136,162,883.55 is: 187,872,573.62
Step by Step Solution
- Step 1: Write the proportion equation
240,584,812.26 : 331,950,137.04 = 136,162,883.55 : x - Step 2: Convert to fraction form
240,584,812.26/331,950,137.04 = 136,162,883.55/x - Step 3: Cross multiply
240,584,812.26x = 331,950,137.04 × 136,162,883.55 - Step 4: Simplify right side
240,584,812.26x = 45,199,287,854,184,072 - Step 5: Solve for x
x = 45,199,287,854,184,072/240,584,812.26 - Step 6: Final answer
x = 187,872,573.62
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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.