Finding the Fourth Proportional to 163,126,492.84, 225,120,942.66 and 89,794,458.28
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Solution
The fourth proportional to 163,126,492.84, 225,120,942.66 and 89,794,458.28 is: 123,919,865.75
Step by Step Solution
- Step 1: Write the proportion equation
163,126,492.84 : 225,120,942.66 = 89,794,458.28 : x - Step 2: Convert to fraction form
163,126,492.84/225,120,942.66 = 89,794,458.28/x - Step 3: Cross multiply
163,126,492.84x = 225,120,942.66 × 89,794,458.28 - Step 4: Simplify right side
163,126,492.84x = 20,214,613,093,637,644 - Step 5: Solve for x
x = 20,214,613,093,637,644/163,126,492.84 - Step 6: Final answer
x = 123,919,865.75
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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.