Finding the Fourth Proportional to 2,620,994,101, 3,932,043,305.92 and 850,226,554.06
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Solution
The fourth proportional to 2,620,994,101, 3,932,043,305.92 and 850,226,554.06 is: 1,275,518,944.94
Step by Step Solution
- Step 1: Write the proportion equation
2,620,994,101 : 3,932,043,305.92 = 850,226,554.06 : x - Step 2: Convert to fraction form
2,620,994,101/3,932,043,305.92 = 850,226,554.06/x - Step 3: Cross multiply
2,620,994,101x = 3,932,043,305.92 × 850,226,554.06 - Step 4: Simplify right side
2,620,994,101x = 3,343,127,630,407,051,776 - Step 5: Solve for x
x = 3,343,127,630,407,051,776/2,620,994,101 - Step 6: Final answer
x = 1,275,518,944.94
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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.