Finding the Fourth Proportional to 373,995,060.64, 516,103,281.84 and 208,983,986.08
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Solution
The fourth proportional to 373,995,060.64, 516,103,281.84 and 208,983,986.08 is: 288,392,367.76
Step by Step Solution
- Step 1: Write the proportion equation
373,995,060.64 : 516,103,281.84 = 208,983,986.08 : x - Step 2: Convert to fraction form
373,995,060.64/516,103,281.84 = 208,983,986.08/x - Step 3: Cross multiply
373,995,060.64x = 516,103,281.84 × 208,983,986.08 - Step 4: Simplify right side
373,995,060.64x = 107,857,321,067,892,880 - Step 5: Solve for x
x = 107,857,321,067,892,880/373,995,060.64 - Step 6: Final answer
x = 288,392,367.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.