Finding the Fourth Proportional to 219,197,606.36, 302,493,053.97 and 120,076,178.00
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Solution
The fourth proportional to 219,197,606.36, 302,493,053.97 and 120,076,178.00 is: 165,705,321.31
Step by Step Solution
- Step 1: Write the proportion equation
219,197,606.36 : 302,493,053.97 = 120,076,178.00 : x - Step 2: Convert to fraction form
219,197,606.36/302,493,053.97 = 120,076,178.00/x - Step 3: Cross multiply
219,197,606.36x = 302,493,053.97 × 120,076,178.00 - Step 4: Simplify right side
219,197,606.36x = 36,322,209,790,752,864 - Step 5: Solve for x
x = 36,322,209,790,752,864/219,197,606.36 - Step 6: Final answer
x = 165,705,321.31
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.