Finding the Fourth Proportional to 90,883,794,656.70, 136,325,691,985.05 and 24,634,891,037.70
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Solution
The fourth proportional to 90,883,794,656.70, 136,325,691,985.05 and 24,634,891,037.70 is: 36,952,336,556.55
Step by Step Solution
- Step 1: Write the proportion equation
90,883,794,656.70 : 136,325,691,985.05 = 24,634,891,037.70 : x - Step 2: Convert to fraction form
90,883,794,656.70/136,325,691,985.05 = 24,634,891,037.70/x - Step 3: Cross multiply
90,883,794,656.70x = 136,325,691,985.05 × 24,634,891,037.70 - Step 4: Simplify right side
90,883,794,656.70x = 3,358,368,567,690,758,979,584 - Step 5: Solve for x
x = 3,358,368,567,690,758,979,584/90,883,794,656.70 - Step 6: Final answer
x = 36,952,336,556.55
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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.