Finding the Fourth Proportional to 203,849,660.80, 286,195,740.80 and 203,849,660.80
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Solution
The fourth proportional to 203,849,660.80, 286,195,740.80 and 203,849,660.80 is: 286,195,740.80
Step by Step Solution
- Step 1: Write the proportion equation
203,849,660.80 : 286,195,740.80 = 203,849,660.80 : x - Step 2: Convert to fraction form
203,849,660.80/286,195,740.80 = 203,849,660.80/x - Step 3: Cross multiply
203,849,660.80x = 286,195,740.80 × 203,849,660.80 - Step 4: Simplify right side
203,849,660.80x = 58,340,904,684,484,728 - Step 5: Solve for x
x = 58,340,904,684,484,728/203,849,660.80 - Step 6: Final answer
x = 286,195,740.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.