Finding the Fourth Proportional to 196,221,187.08, 270,791,370.18 and 112,604,613.12
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Solution
The fourth proportional to 196,221,187.08, 270,791,370.18 and 112,604,613.12 is: 155,397,885.06
Step by Step Solution
- Step 1: Write the proportion equation
196,221,187.08 : 270,791,370.18 = 112,604,613.12 : x - Step 2: Convert to fraction form
196,221,187.08/270,791,370.18 = 112,604,613.12/x - Step 3: Cross multiply
196,221,187.08x = 270,791,370.18 × 112,604,613.12 - Step 4: Simplify right side
196,221,187.08x = 30,492,357,475,353,608 - Step 5: Solve for x
x = 30,492,357,475,353,608/196,221,187.08 - Step 6: Final answer
x = 155,397,885.06
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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.