Finding the Fourth Proportional to 2,877,878,281.46, 4,317,229,211.49 and 886,088,867.99
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Solution
The fourth proportional to 2,877,878,281.46, 4,317,229,211.49 and 886,088,867.99 is: 1,329,260,090.50
Step by Step Solution
- Step 1: Write the proportion equation
2,877,878,281.46 : 4,317,229,211.49 = 886,088,867.99 : x - Step 2: Convert to fraction form
2,877,878,281.46/4,317,229,211.49 = 886,088,867.99/x - Step 3: Cross multiply
2,877,878,281.46x = 4,317,229,211.49 × 886,088,867.99 - Step 4: Simplify right side
2,877,878,281.46x = 3,825,448,744,840,948,224 - Step 5: Solve for x
x = 3,825,448,744,840,948,224/2,877,878,281.46 - Step 6: Final answer
x = 1,329,260,090.50
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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.