Finding the Fourth Proportional to 92,544,029.80, 138,816,044.70 and 47,194,397.80
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Solution
The fourth proportional to 92,544,029.80, 138,816,044.70 and 47,194,397.80 is: 70,791,596.70
Step by Step Solution
- Step 1: Write the proportion equation
92,544,029.80 : 138,816,044.70 = 47,194,397.80 : x - Step 2: Convert to fraction form
92,544,029.80/138,816,044.70 = 47,194,397.80/x - Step 3: Cross multiply
92,544,029.80x = 138,816,044.70 × 47,194,397.80 - Step 4: Simplify right side
92,544,029.80x = 6,551,339,634,594,381 - Step 5: Solve for x
x = 6,551,339,634,594,381/92,544,029.80 - Step 6: Final answer
x = 70,791,596.70
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1.5x scale
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.