Finding the Fourth Proportional to 2,975,734,749.17, 4,106,512,748.84 and 1,637,624,834.69
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Solution
The fourth proportional to 2,975,734,749.17, 4,106,512,748.84 and 1,637,624,834.69 is: 2,259,921,608.72
Step by Step Solution
- Step 1: Write the proportion equation
2,975,734,749.17 : 4,106,512,748.84 = 1,637,624,834.69 : x - Step 2: Convert to fraction form
2,975,734,749.17/4,106,512,748.84 = 1,637,624,834.69/x - Step 3: Cross multiply
2,975,734,749.17x = 4,106,512,748.84 × 1,637,624,834.69 - Step 4: Simplify right side
2,975,734,749.17x = 6,724,927,261,442,761,728 - Step 5: Solve for x
x = 6,724,927,261,442,761,728/2,975,734,749.17 - Step 6: Final answer
x = 2,259,921,608.72
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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.