Finding the Fourth Proportional to 339,266,446.05, 508,608,206.36 and 117,909,026.10
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Solution
The fourth proportional to 339,266,446.05, 508,608,206.36 and 117,909,026.10 is: 176,762,243.88
Step by Step Solution
- Step 1: Write the proportion equation
339,266,446.05 : 508,608,206.36 = 117,909,026.10 : x - Step 2: Convert to fraction form
339,266,446.05/508,608,206.36 = 117,909,026.10/x - Step 3: Cross multiply
339,266,446.05x = 508,608,206.36 × 117,909,026.10 - Step 4: Simplify right side
339,266,446.05x = 59,969,498,277,785,880 - Step 5: Solve for x
x = 59,969,498,277,785,880/339,266,446.05 - Step 6: Final answer
x = 176,762,243.88
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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.