Finding the Fourth Proportional to 228,720,127,519.12, 343,122,079,556.88 and 94,341,312,221.02
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Solution
The fourth proportional to 228,720,127,519.12, 343,122,079,556.88 and 94,341,312,221.02 is: 141,529,246,194.98
Step by Step Solution
- Step 1: Write the proportion equation
228,720,127,519.12 : 343,122,079,556.88 = 94,341,312,221.02 : x - Step 2: Convert to fraction form
228,720,127,519.12/343,122,079,556.88 = 94,341,312,221.02/x - Step 3: Cross multiply
228,720,127,519.12x = 343,122,079,556.88 × 94,341,312,221.02 - Step 4: Simplify right side
228,720,127,519.12x = 32,370,587,237,401,281,691,648 - Step 5: Solve for x
x = 32,370,587,237,401,281,691,648/228,720,127,519.12 - Step 6: Final answer
x = 141,529,246,194.98
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.