Finding the Fourth Proportional to 363,207,470,368.10, 544,811,205,552.15 and 250,235,655,775.70
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Solution
The fourth proportional to 363,207,470,368.10, 544,811,205,552.15 and 250,235,655,775.70 is: 375,353,483,663.55
Step by Step Solution
- Step 1: Write the proportion equation
363,207,470,368.10 : 544,811,205,552.15 = 250,235,655,775.70 : x - Step 2: Convert to fraction form
363,207,470,368.10/544,811,205,552.15 = 250,235,655,775.70/x - Step 3: Cross multiply
363,207,470,368.10x = 544,811,205,552.15 × 250,235,655,775.70 - Step 4: Simplify right side
363,207,470,368.10x = 136,331,189,295,291,956,199,424 - Step 5: Solve for x
x = 136,331,189,295,291,956,199,424/363,207,470,368.10 - Step 6: Final answer
x = 375,353,483,663.55
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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.