Finding the Fourth Proportional to 159,662,405.80, 239,423,624.70 and 73,372,133.80
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Solution
The fourth proportional to 159,662,405.80, 239,423,624.70 and 73,372,133.80 is: 110,026,039.87
Step by Step Solution
- Step 1: Write the proportion equation
159,662,405.80 : 239,423,624.70 = 73,372,133.80 : x - Step 2: Convert to fraction form
159,662,405.80/239,423,624.70 = 73,372,133.80/x - Step 3: Cross multiply
159,662,405.80x = 239,423,624.70 × 73,372,133.80 - Step 4: Simplify right side
159,662,405.80x = 17,567,022,226,369,384 - Step 5: Solve for x
x = 17,567,022,226,369,384/159,662,405.80 - Step 6: Final answer
x = 110,026,039.87
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.