Finding the Fourth Proportional to 245,785,674.08, 339,194,534.64 and 141,363,774.56
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Solution
The fourth proportional to 245,785,674.08, 339,194,534.64 and 141,363,774.56 is: 195,087,935.48
Step by Step Solution
- Step 1: Write the proportion equation
245,785,674.08 : 339,194,534.64 = 141,363,774.56 : x - Step 2: Convert to fraction form
245,785,674.08/339,194,534.64 = 141,363,774.56/x - Step 3: Cross multiply
245,785,674.08x = 339,194,534.64 × 141,363,774.56 - Step 4: Simplify right side
245,785,674.08x = 47,949,819,726,833,072 - Step 5: Solve for x
x = 47,949,819,726,833,072/245,785,674.08 - Step 6: Final answer
x = 195,087,935.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.