Finding the Fourth Proportional to 210,662,362.88, 316,118,379.08 and 117,367,423.08
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Solution
The fourth proportional to 210,662,362.88, 316,118,379.08 and 117,367,423.08 is: 176,120,684.46
Step by Step Solution
- Step 1: Write the proportion equation
210,662,362.88 : 316,118,379.08 = 117,367,423.08 : x - Step 2: Convert to fraction form
210,662,362.88/316,118,379.08 = 117,367,423.08/x - Step 3: Cross multiply
210,662,362.88x = 316,118,379.08 × 117,367,423.08 - Step 4: Simplify right side
210,662,362.88x = 37,101,999,540,846,176 - Step 5: Solve for x
x = 37,101,999,540,846,176/210,662,362.88 - Step 6: Final answer
x = 176,120,684.46
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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.