Finding the Fourth Proportional to 366,949,555.05, 506,390,459.23 and 201,937,124.55
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Solution
The fourth proportional to 366,949,555.05, 506,390,459.23 and 201,937,124.55 is: 278,673,272.19
Step by Step Solution
- Step 1: Write the proportion equation
366,949,555.05 : 506,390,459.23 = 201,937,124.55 : x - Step 2: Convert to fraction form
366,949,555.05/506,390,459.23 = 201,937,124.55/x - Step 3: Cross multiply
366,949,555.05x = 506,390,459.23 × 201,937,124.55 - Step 4: Simplify right side
366,949,555.05x = 102,259,033,233,483,456 - Step 5: Solve for x
x = 102,259,033,233,483,456/366,949,555.05 - Step 6: Final answer
x = 278,673,272.19
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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.