Finding the Fourth Proportional to 203,147,570.08, 280,345,294.17 and 110,328,742.22
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Solution
The fourth proportional to 203,147,570.08, 280,345,294.17 and 110,328,742.22 is: 152,254,558.99
Step by Step Solution
- Step 1: Write the proportion equation
203,147,570.08 : 280,345,294.17 = 110,328,742.22 : x - Step 2: Convert to fraction form
203,147,570.08/280,345,294.17 = 110,328,742.22/x - Step 3: Cross multiply
203,147,570.08x = 280,345,294.17 × 110,328,742.22 - Step 4: Simplify right side
203,147,570.08x = 30,930,143,692,520,356 - Step 5: Solve for x
x = 30,930,143,692,520,356/203,147,570.08 - Step 6: Final answer
x = 152,254,558.99
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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.