Finding the Fourth Proportional to 252,753,401.80, 379,130,102.70 and 224,055,587.80
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Solution
The fourth proportional to 252,753,401.80, 379,130,102.70 and 224,055,587.80 is: 336,083,381.70
Step by Step Solution
- Step 1: Write the proportion equation
252,753,401.80 : 379,130,102.70 = 224,055,587.80 : x - Step 2: Convert to fraction form
252,753,401.80/379,130,102.70 = 224,055,587.80/x - Step 3: Cross multiply
252,753,401.80x = 379,130,102.70 × 224,055,587.80 - Step 4: Simplify right side
252,753,401.80x = 84,946,218,013,122,864 - Step 5: Solve for x
x = 84,946,218,013,122,864/252,753,401.80 - Step 6: Final answer
x = 336,083,381.70
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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.