Finding the Fourth Proportional to 272,134,375.44, 375,698,260.44 and 188,623,867.92
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Solution
The fourth proportional to 272,134,375.44, 375,698,260.44 and 188,623,867.92 is: 260,406,863.12
Step by Step Solution
- Step 1: Write the proportion equation
272,134,375.44 : 375,698,260.44 = 188,623,867.92 : x - Step 2: Convert to fraction form
272,134,375.44/375,698,260.44 = 188,623,867.92/x - Step 3: Cross multiply
272,134,375.44x = 375,698,260.44 × 188,623,867.92 - Step 4: Simplify right side
272,134,375.44x = 70,865,659,055,008,312 - Step 5: Solve for x
x = 70,865,659,055,008,312/272,134,375.44 - Step 6: Final answer
x = 260,406,863.12
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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.