Finding the Fourth Proportional to 717,446,711.80, 1,076,170,067.70 and 717,446,711.80
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Solution
The fourth proportional to 717,446,711.80, 1,076,170,067.70 and 717,446,711.80 is: 1,076,170,067.70
Step by Step Solution
- Step 1: Write the proportion equation
717,446,711.80 : 1,076,170,067.70 = 717,446,711.80 : x - Step 2: Convert to fraction form
717,446,711.80/1,076,170,067.70 = 717,446,711.80/x - Step 3: Cross multiply
717,446,711.80x = 1,076,170,067.70 × 717,446,711.80 - Step 4: Simplify right side
717,446,711.80x = 772,094,676,408,948,352 - Step 5: Solve for x
x = 772,094,676,408,948,352/717,446,711.80 - Step 6: Final answer
x = 1,076,170,067.70
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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.