Finding the Fourth Proportional to 5,379,048,009.40, 8,068,572,014.12 and 3,302,034,863.80
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Solution
The fourth proportional to 5,379,048,009.40, 8,068,572,014.12 and 3,302,034,863.80 is: 4,953,052,295.71
Step by Step Solution
- Step 1: Write the proportion equation
5,379,048,009.40 : 8,068,572,014.12 = 3,302,034,863.80 : x - Step 2: Convert to fraction form
5,379,048,009.40/8,068,572,014.12 = 3,302,034,863.80/x - Step 3: Cross multiply
5,379,048,009.40x = 8,068,572,014.12 × 3,302,034,863.80 - Step 4: Simplify right side
5,379,048,009.40x = 26,642,706,091,705,225,216 - Step 5: Solve for x
x = 26,642,706,091,705,225,216/5,379,048,009.40 - Step 6: Final answer
x = 4,953,052,295.71
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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.