Finding the Fourth Proportional to 4,789,925,212.28, 6,610,026,445.90 and 2,675,412,015.08
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Solution
The fourth proportional to 4,789,925,212.28, 6,610,026,445.90 and 2,675,412,015.08 is: 3,692,029,288.47
Step by Step Solution
- Step 1: Write the proportion equation
4,789,925,212.28 : 6,610,026,445.90 = 2,675,412,015.08 : x - Step 2: Convert to fraction form
4,789,925,212.28/6,610,026,445.90 = 2,675,412,015.08/x - Step 3: Cross multiply
4,789,925,212.28x = 6,610,026,445.90 × 2,675,412,015.08 - Step 4: Simplify right side
4,789,925,212.28x = 17,684,544,173,317,668,864 - Step 5: Solve for x
x = 17,684,544,173,317,668,864/4,789,925,212.28 - Step 6: Final answer
x = 3,692,029,288.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.