Finding the Fourth Proportional to 361,154,350.93, 498,423,742.25 and 204,549,317.05
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Solution
The fourth proportional to 361,154,350.93, 498,423,742.25 and 204,549,317.05 is: 282,295,466.79
Step by Step Solution
- Step 1: Write the proportion equation
361,154,350.93 : 498,423,742.25 = 204,549,317.05 : x - Step 2: Convert to fraction form
361,154,350.93/498,423,742.25 = 204,549,317.05/x - Step 3: Cross multiply
361,154,350.93x = 498,423,742.25 × 204,549,317.05 - Step 4: Simplify right side
361,154,350.93x = 101,952,236,078,742,736 - Step 5: Solve for x
x = 101,952,236,078,742,736/361,154,350.93 - Step 6: Final answer
x = 282,295,466.79
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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.