Finding the Fourth Proportional to 5,532,898,481.76, 8,298,734,351.76 and 1,392,343,125.60
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Solution
The fourth proportional to 5,532,898,481.76, 8,298,734,351.76 and 1,392,343,125.60 is: 2,088,360,334.81
Step by Step Solution
- Step 1: Write the proportion equation
5,532,898,481.76 : 8,298,734,351.76 = 1,392,343,125.60 : x - Step 2: Convert to fraction form
5,532,898,481.76/8,298,734,351.76 = 1,392,343,125.60/x - Step 3: Cross multiply
5,532,898,481.76x = 8,298,734,351.76 × 1,392,343,125.60 - Step 4: Simplify right side
5,532,898,481.76x = 11,554,685,725,853,607,936 - Step 5: Solve for x
x = 11,554,685,725,853,607,936/5,532,898,481.76 - Step 6: Final answer
x = 2,088,360,334.81
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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.