Finding the Fourth Proportional to 133,211,781.24, 199,831,378.92 and 50,283,383.73
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Solution
The fourth proportional to 133,211,781.24, 199,831,378.92 and 50,283,383.73 is: 75,430,249.59
Step by Step Solution
- Step 1: Write the proportion equation
133,211,781.24 : 199,831,378.92 = 50,283,383.73 : x - Step 2: Convert to fraction form
133,211,781.24/199,831,378.92 = 50,283,383.73/x - Step 3: Cross multiply
133,211,781.24x = 199,831,378.92 × 50,283,383.73 - Step 4: Simplify right side
133,211,781.24x = 10,048,197,907,529,392 - Step 5: Solve for x
x = 10,048,197,907,529,392/133,211,781.24 - Step 6: Final answer
x = 75,430,249.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.