Finding the Fourth Proportional to 106,239,780.90, 159,365,384.88 and 33,462,260.19
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Solution
The fourth proportional to 106,239,780.90, 159,365,384.88 and 33,462,260.19 is: 50,195,189.87
Step by Step Solution
- Step 1: Write the proportion equation
106,239,780.90 : 159,365,384.88 = 33,462,260.19 : x - Step 2: Convert to fraction form
106,239,780.90/159,365,384.88 = 33,462,260.19/x - Step 3: Cross multiply
106,239,780.90x = 159,365,384.88 × 33,462,260.19 - Step 4: Simplify right side
106,239,780.90x = 5,332,725,974,134,052 - Step 5: Solve for x
x = 5,332,725,974,134,052/106,239,780.90 - Step 6: Final answer
x = 50,195,189.87
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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.