Finding the Fourth Proportional to 350,944,101.12, 484,317,992.34 and 194,311,221.95
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Solution
The fourth proportional to 350,944,101.12, 484,317,992.34 and 194,311,221.95 is: 268,157,865.04
Step by Step Solution
- Step 1: Write the proportion equation
350,944,101.12 : 484,317,992.34 = 194,311,221.95 : x - Step 2: Convert to fraction form
350,944,101.12/484,317,992.34 = 194,311,221.95/x - Step 3: Cross multiply
350,944,101.12x = 484,317,992.34 × 194,311,221.95 - Step 4: Simplify right side
350,944,101.12x = 94,108,420,905,166,928 - Step 5: Solve for x
x = 94,108,420,905,166,928/350,944,101.12 - Step 6: Final answer
x = 268,157,865.04
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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.