Finding the Fourth Proportional to 146,805,644.39, 202,604,698.24 and 80,737,785
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Solution
The fourth proportional to 146,805,644.39, 202,604,698.24 and 80,737,785 is: 111,425,242.77
Step by Step Solution
- Step 1: Write the proportion equation
146,805,644.39 : 202,604,698.24 = 80,737,785 : x - Step 2: Convert to fraction form
146,805,644.39/202,604,698.24 = 80,737,785/x - Step 3: Cross multiply
146,805,644.39x = 202,604,698.24 × 80,737,785 - Step 4: Simplify right side
146,805,644.39x = 16,357,854,566,289,154 - Step 5: Solve for x
x = 16,357,854,566,289,154/146,805,644.39 - Step 6: Final answer
x = 111,425,242.77
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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.