Finding the Fourth Proportional to 246,574,293.75, 340,268,355.36 and 136,563,644.79
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Solution
The fourth proportional to 246,574,293.75, 340,268,355.36 and 136,563,644.79 is: 188,455,520.27
Step by Step Solution
- Step 1: Write the proportion equation
246,574,293.75 : 340,268,355.36 = 136,563,644.79 : x - Step 2: Convert to fraction form
246,574,293.75/340,268,355.36 = 136,563,644.79/x - Step 3: Cross multiply
246,574,293.75x = 340,268,355.36 × 136,563,644.79 - Step 4: Simplify right side
246,574,293.75x = 46,468,286,814,660,528 - Step 5: Solve for x
x = 46,468,286,814,660,528/246,574,293.75 - Step 6: Final answer
x = 188,455,520.27
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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.