Finding the Fourth Proportional to 370,461,860.71, 555,743,891.49 and 215,088,841.15
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Solution
The fourth proportional to 370,461,860.71, 555,743,891.49 and 215,088,841.15 is: 322,662,930.45
Step by Step Solution
- Step 1: Write the proportion equation
370,461,860.71 : 555,743,891.49 = 215,088,841.15 : x - Step 2: Convert to fraction form
370,461,860.71/555,743,891.49 = 215,088,841.15/x - Step 3: Cross multiply
370,461,860.71x = 555,743,891.49 × 215,088,841.15 - Step 4: Simplify right side
370,461,860.71x = 119,534,309,596,775,456 - Step 5: Solve for x
x = 119,534,309,596,775,456/370,461,860.71 - Step 6: Final answer
x = 322,662,930.45
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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.