Finding the Fourth Proportional to 119,803,676.97, 179,762,426.25 and 82,972,246.53
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Solution
The fourth proportional to 119,803,676.97, 179,762,426.25 and 82,972,246.53 is: 124,497,784.42
Step by Step Solution
- Step 1: Write the proportion equation
119,803,676.97 : 179,762,426.25 = 82,972,246.53 : x - Step 2: Convert to fraction form
119,803,676.97/179,762,426.25 = 82,972,246.53/x - Step 3: Cross multiply
119,803,676.97x = 179,762,426.25 × 82,972,246.53 - Step 4: Simplify right side
119,803,676.97x = 14,915,292,347,645,944 - Step 5: Solve for x
x = 14,915,292,347,645,944/119,803,676.97 - Step 6: Final answer
x = 124,497,784.42
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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.