Finding the Fourth Proportional to 2,073,427,620.71, 3,109,800,924.41 and 892,690,219.35
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Solution
The fourth proportional to 2,073,427,620.71, 3,109,800,924.41 and 892,690,219.35 is: 1,338,888,727.84
Step by Step Solution
- Step 1: Write the proportion equation
2,073,427,620.71 : 3,109,800,924.41 = 892,690,219.35 : x - Step 2: Convert to fraction form
2,073,427,620.71/3,109,800,924.41 = 892,690,219.35/x - Step 3: Cross multiply
2,073,427,620.71x = 3,109,800,924.41 × 892,690,219.35 - Step 4: Simplify right side
2,073,427,620.71x = 2,776,088,869,348,627,456 - Step 5: Solve for x
x = 2,776,088,869,348,627,456/2,073,427,620.71 - Step 6: Final answer
x = 1,338,888,727.84
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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.