Finding the Fourth Proportional to 129,996,935.60, 194,995,403.40 and 32,952,455.60
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Solution
The fourth proportional to 129,996,935.60, 194,995,403.40 and 32,952,455.60 is: 49,428,683.40
Step by Step Solution
- Step 1: Write the proportion equation
129,996,935.60 : 194,995,403.40 = 32,952,455.60 : x - Step 2: Convert to fraction form
129,996,935.60/194,995,403.40 = 32,952,455.60/x - Step 3: Cross multiply
129,996,935.60x = 194,995,403.40 × 32,952,455.60 - Step 4: Simplify right side
129,996,935.60x = 6,425,577,372,742,590 - Step 5: Solve for x
x = 6,425,577,372,742,590/129,996,935.60 - Step 6: Final answer
x = 49,428,683.40
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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.