Finding the Fourth Proportional to 536,762,121.91, 804,943,826.87 and 186,918,349.79
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Solution
The fourth proportional to 536,762,121.91, 804,943,826.87 and 186,918,349.79 is: 280,308,102.33
Step by Step Solution
- Step 1: Write the proportion equation
536,762,121.91 : 804,943,826.87 = 186,918,349.79 : x - Step 2: Convert to fraction form
536,762,121.91/804,943,826.87 = 186,918,349.79/x - Step 3: Cross multiply
536,762,121.91x = 804,943,826.87 × 186,918,349.79 - Step 4: Simplify right side
536,762,121.91x = 150,458,771,793,265,632 - Step 5: Solve for x
x = 150,458,771,793,265,632/536,762,121.91 - Step 6: Final answer
x = 280,308,102.33
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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.