Finding the Fourth Proportional to 541,014,387.51, 812,046,351.21 and 261,092,295.08
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Solution
The fourth proportional to 541,014,387.51, 812,046,351.21 and 261,092,295.08 is: 391,891,695.38
Step by Step Solution
- Step 1: Write the proportion equation
541,014,387.51 : 812,046,351.21 = 261,092,295.08 : x - Step 2: Convert to fraction form
541,014,387.51/812,046,351.21 = 261,092,295.08/x - Step 3: Cross multiply
541,014,387.51x = 812,046,351.21 × 261,092,295.08 - Step 4: Simplify right side
541,014,387.51x = 212,019,045,548,758,656 - Step 5: Solve for x
x = 212,019,045,548,758,656/541,014,387.51 - Step 6: Final answer
x = 391,891,695.38
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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.