Finding the Fourth Proportional to 203,423,179,664.70, 305,134,769,497.05 and 61,931,477,519.10
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Solution
The fourth proportional to 203,423,179,664.70, 305,134,769,497.05 and 61,931,477,519.10 is: 92,897,216,278.65
Step by Step Solution
- Step 1: Write the proportion equation
203,423,179,664.70 : 305,134,769,497.05 = 61,931,477,519.10 : x - Step 2: Convert to fraction form
203,423,179,664.70/305,134,769,497.05 = 61,931,477,519.10/x - Step 3: Cross multiply
203,423,179,664.70x = 305,134,769,497.05 × 61,931,477,519.10 - Step 4: Simplify right side
203,423,179,664.70x = 18,897,447,117,402,310,443,008 - Step 5: Solve for x
x = 18,897,447,117,402,310,443,008/203,423,179,664.70 - Step 6: Final answer
x = 92,897,216,278.65
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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.