Finding the Fourth Proportional to 82,961,929.80, 124,442,894.70 and 44,698,177.80
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Solution
The fourth proportional to 82,961,929.80, 124,442,894.70 and 44,698,177.80 is: 67,047,266.70
Step by Step Solution
- Step 1: Write the proportion equation
82,961,929.80 : 124,442,894.70 = 44,698,177.80 : x - Step 2: Convert to fraction form
82,961,929.80/124,442,894.70 = 44,698,177.80/x - Step 3: Cross multiply
82,961,929.80x = 124,442,894.70 × 44,698,177.80 - Step 4: Simplify right side
82,961,929.80x = 5,562,370,633,247,277 - Step 5: Solve for x
x = 5,562,370,633,247,277/82,961,929.80 - Step 6: Final answer
x = 67,047,266.70
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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.