Finding the Fourth Proportional to 684,175,900.94, 944,233,114.84 and 416,270,752.82
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Solution
The fourth proportional to 684,175,900.94, 944,233,114.84 and 416,270,752.82 is: 574,496,454.80
Step by Step Solution
- Step 1: Write the proportion equation
684,175,900.94 : 944,233,114.84 = 416,270,752.82 : x - Step 2: Convert to fraction form
684,175,900.94/944,233,114.84 = 416,270,752.82/x - Step 3: Cross multiply
684,175,900.94x = 944,233,114.84 × 416,270,752.82 - Step 4: Simplify right side
684,175,900.94x = 393,056,629,552,020,352 - Step 5: Solve for x
x = 393,056,629,552,020,352/684,175,900.94 - Step 6: Final answer
x = 574,496,454.80
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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.