Finding the Fourth Proportional to 4,121,237,451.84, 5,685,766,989.58 and 2,426,656,446.44
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Solution
The fourth proportional to 4,121,237,451.84, 5,685,766,989.58 and 2,426,656,446.44 is: 3,347,878,708.63
Step by Step Solution
- Step 1: Write the proportion equation
4,121,237,451.84 : 5,685,766,989.58 = 2,426,656,446.44 : x - Step 2: Convert to fraction form
4,121,237,451.84/5,685,766,989.58 = 2,426,656,446.44/x - Step 3: Cross multiply
4,121,237,451.84x = 5,685,766,989.58 × 2,426,656,446.44 - Step 4: Simplify right side
4,121,237,451.84x = 13,797,403,118,220,058,624 - Step 5: Solve for x
x = 13,797,403,118,220,058,624/4,121,237,451.84 - Step 6: Final answer
x = 3,347,878,708.63
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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.