Finding the Fourth Proportional to 73,593,932,714.70, 110,390,899,072.05 and 31,690,872,746.70
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Solution
The fourth proportional to 73,593,932,714.70, 110,390,899,072.05 and 31,690,872,746.70 is: 47,536,309,120.05
Step by Step Solution
- Step 1: Write the proportion equation
73,593,932,714.70 : 110,390,899,072.05 = 31,690,872,746.70 : x - Step 2: Convert to fraction form
73,593,932,714.70/110,390,899,072.05 = 31,690,872,746.70/x - Step 3: Cross multiply
73,593,932,714.70x = 110,390,899,072.05 × 31,690,872,746.70 - Step 4: Simplify right side
73,593,932,714.70x = 3,498,383,934,886,139,920,384 - Step 5: Solve for x
x = 3,498,383,934,886,139,920,384/73,593,932,714.70 - Step 6: Final answer
x = 47,536,309,120.05
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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.