Finding the Fourth Proportional to 132,035,235.60, 197,863,896.60 and 97,219,945.20
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Solution
The fourth proportional to 132,035,235.60, 197,863,896.60 and 97,219,945.20 is: 145,690,785.47
Step by Step Solution
- Step 1: Write the proportion equation
132,035,235.60 : 197,863,896.60 = 97,219,945.20 : x - Step 2: Convert to fraction form
132,035,235.60/197,863,896.60 = 97,219,945.20/x - Step 3: Cross multiply
132,035,235.60x = 197,863,896.60 × 97,219,945.20 - Step 4: Simplify right side
132,035,235.60x = 19,236,317,184,510,468 - Step 5: Solve for x
x = 19,236,317,184,510,468/132,035,235.60 - Step 6: Final answer
x = 145,690,785.47
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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.