Finding the Fourth Proportional to 133,065,295.67, 183,630,747.53 and 74,330,436.35
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Solution
The fourth proportional to 133,065,295.67, 183,630,747.53 and 74,330,436.35 is: 102,576,359.39
Step by Step Solution
- Step 1: Write the proportion equation
133,065,295.67 : 183,630,747.53 = 74,330,436.35 : x - Step 2: Convert to fraction form
133,065,295.67/183,630,747.53 = 74,330,436.35/x - Step 3: Cross multiply
133,065,295.67x = 183,630,747.53 × 74,330,436.35 - Step 4: Simplify right side
133,065,295.67x = 13,649,353,591,181,584 - Step 5: Solve for x
x = 13,649,353,591,181,584/133,065,295.67 - Step 6: Final answer
x = 102,576,359.39
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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.