Finding the Fourth Proportional to 349,955,489.24, 482,953,248.16 and 201,276,651.76
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Solution
The fourth proportional to 349,955,489.24, 482,953,248.16 and 201,276,651.76 is: 277,770,218.60
Step by Step Solution
- Step 1: Write the proportion equation
349,955,489.24 : 482,953,248.16 = 201,276,651.76 : x - Step 2: Convert to fraction form
349,955,489.24/482,953,248.16 = 201,276,651.76/x - Step 3: Cross multiply
349,955,489.24x = 482,953,248.16 × 201,276,651.76 - Step 4: Simplify right side
349,955,489.24x = 97,207,212,746,261,184 - Step 5: Solve for x
x = 97,207,212,746,261,184/349,955,489.24 - Step 6: Final answer
x = 277,770,218.60
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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.