Finding the Fourth Proportional to 3,090,648,798.43, 4,266,204,747.90 and 1,837,582,664.96
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Solution
The fourth proportional to 3,090,648,798.43, 4,266,204,747.90 and 1,837,582,664.96 is: 2,536,523,688.45
Step by Step Solution
- Step 1: Write the proportion equation
3,090,648,798.43 : 4,266,204,747.90 = 1,837,582,664.96 : x - Step 2: Convert to fraction form
3,090,648,798.43/4,266,204,747.90 = 1,837,582,664.96/x - Step 3: Cross multiply
3,090,648,798.43x = 4,266,204,747.90 × 1,837,582,664.96 - Step 4: Simplify right side
3,090,648,798.43x = 7,839,503,889,911,087,104 - Step 5: Solve for x
x = 7,839,503,889,911,087,104/3,090,648,798.43 - Step 6: Final answer
x = 2,536,523,688.45
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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.