Finding the Fourth Proportional to 5,720,878,204.65, 8,576,686,461.47 and 1,788,560,241.30
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Solution
The fourth proportional to 5,720,878,204.65, 8,576,686,461.47 and 1,788,560,241.30 is: 2,681,392,586.65
Step by Step Solution
- Step 1: Write the proportion equation
5,720,878,204.65 : 8,576,686,461.47 = 1,788,560,241.30 : x - Step 2: Convert to fraction form
5,720,878,204.65/8,576,686,461.47 = 1,788,560,241.30/x - Step 3: Cross multiply
5,720,878,204.65x = 8,576,686,461.47 × 1,788,560,241.30 - Step 4: Simplify right side
5,720,878,204.65x = 15,339,920,407,072,282,624 - Step 5: Solve for x
x = 15,339,920,407,072,282,624/5,720,878,204.65 - Step 6: Final answer
x = 2,681,392,586.65
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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.