Finding the Fourth Proportional to 271,122,564.66, 374,329,318.68 and 208,286,752.38
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Solution
The fourth proportional to 271,122,564.66, 374,329,318.68 and 208,286,752.38 is: 287,574,139.05
Step by Step Solution
- Step 1: Write the proportion equation
271,122,564.66 : 374,329,318.68 = 208,286,752.38 : x - Step 2: Convert to fraction form
271,122,564.66/374,329,318.68 = 208,286,752.38/x - Step 3: Cross multiply
271,122,564.66x = 374,329,318.68 × 208,286,752.38 - Step 4: Simplify right side
271,122,564.66x = 77,967,838,108,475,264 - Step 5: Solve for x
x = 77,967,838,108,475,264/271,122,564.66 - Step 6: Final answer
x = 287,574,139.05
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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.