Finding the Fourth Proportional to 2,877,878,310.95, 4,317,229,255.71 and 886,088,897.41
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Solution
The fourth proportional to 2,877,878,310.95, 4,317,229,255.71 and 886,088,897.41 is: 1,329,260,134.63
Step by Step Solution
- Step 1: Write the proportion equation
2,877,878,310.95 : 4,317,229,255.71 = 886,088,897.41 : x - Step 2: Convert to fraction form
2,877,878,310.95/4,317,229,255.71 = 886,088,897.41/x - Step 3: Cross multiply
2,877,878,310.95x = 4,317,229,255.71 × 886,088,897.41 - Step 4: Simplify right side
2,877,878,310.95x = 3,825,448,911,058,268,672 - Step 5: Solve for x
x = 3,825,448,911,058,268,672/2,877,878,310.95 - Step 6: Final answer
x = 1,329,260,134.63
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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.