Finding the Fourth Proportional to 97,733,961.40, 146,563,617.30 and 29,553,993.40
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Solution
The fourth proportional to 97,733,961.40, 146,563,617.30 and 29,553,993.40 is: 44,319,703.37
Step by Step Solution
- Step 1: Write the proportion equation
97,733,961.40 : 146,563,617.30 = 29,553,993.40 : x - Step 2: Convert to fraction form
97,733,961.40/146,563,617.30 = 29,553,993.40/x - Step 3: Cross multiply
97,733,961.40x = 146,563,617.30 × 29,553,993.40 - Step 4: Simplify right side
97,733,961.40x = 4,331,540,178,364,326 - Step 5: Solve for x
x = 4,331,540,178,364,326/97,733,961.40 - Step 6: Final answer
x = 44,319,703.37
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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.