Finding the Fourth Proportional to 122,088,232.60, 183,132,348.90 and 83,346,183.70
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Solution
The fourth proportional to 122,088,232.60, 183,132,348.90 and 83,346,183.70 is: 125,019,275.55
Step by Step Solution
- Step 1: Write the proportion equation
122,088,232.60 : 183,132,348.90 = 83,346,183.70 : x - Step 2: Convert to fraction form
122,088,232.60/183,132,348.90 = 83,346,183.70/x - Step 3: Cross multiply
122,088,232.60x = 183,132,348.90 × 83,346,183.70 - Step 4: Simplify right side
122,088,232.60x = 15,263,382,392,831,894 - Step 5: Solve for x
x = 15,263,382,392,831,894/122,088,232.60 - Step 6: Final answer
x = 125,019,275.55
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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.