Finding the Fourth Proportional to 94,144,423.86, 140,803,609.70 and 83,842,286.99
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Solution
The fourth proportional to 94,144,423.86, 140,803,609.70 and 83,842,286.99 is: 125,395,601.45
Step by Step Solution
- Step 1: Write the proportion equation
94,144,423.86 : 140,803,609.70 = 83,842,286.99 : x - Step 2: Convert to fraction form
94,144,423.86/140,803,609.70 = 83,842,286.99/x - Step 3: Cross multiply
94,144,423.86x = 140,803,609.70 × 83,842,286.99 - Step 4: Simplify right side
94,144,423.86x = 11,805,296,653,200,934 - Step 5: Solve for x
x = 11,805,296,653,200,934/94,144,423.86 - Step 6: Final answer
x = 125,395,601.45
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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.