Finding the Fourth Proportional to 221,925,385.68, 306,300,350.57 and 133,833,725.52
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Solution
The fourth proportional to 221,925,385.68, 306,300,350.57 and 133,833,725.52 is: 184,716,664.65
Step by Step Solution
- Step 1: Write the proportion equation
221,925,385.68 : 306,300,350.57 = 133,833,725.52 : x - Step 2: Convert to fraction form
221,925,385.68/306,300,350.57 = 133,833,725.52/x - Step 3: Cross multiply
221,925,385.68x = 306,300,350.57 × 133,833,725.52 - Step 4: Simplify right side
221,925,385.68x = 40,993,317,044,195,984 - Step 5: Solve for x
x = 40,993,317,044,195,984/221,925,385.68 - Step 6: Final answer
x = 184,716,664.65
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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.