Finding the Fourth Proportional to 337,036,232.20, 505,554,348.30 and 239,786,465.80
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Solution
The fourth proportional to 337,036,232.20, 505,554,348.30 and 239,786,465.80 is: 359,679,698.70
Step by Step Solution
- Step 1: Write the proportion equation
337,036,232.20 : 505,554,348.30 = 239,786,465.80 : x - Step 2: Convert to fraction form
337,036,232.20/505,554,348.30 = 239,786,465.80/x - Step 3: Cross multiply
337,036,232.20x = 505,554,348.30 × 239,786,465.80 - Step 4: Simplify right side
337,036,232.20x = 121,225,090,448,679,248 - Step 5: Solve for x
x = 121,225,090,448,679,248/337,036,232.20 - Step 6: Final answer
x = 359,679,698.70
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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.