Finding the Fourth Proportional to 8,447,510,952.91, 12,671,750,663.57 and 2,236,514,846.23
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Solution
The fourth proportional to 8,447,510,952.91, 12,671,750,663.57 and 2,236,514,846.23 is: 3,354,900,472.43
Step by Step Solution
- Step 1: Write the proportion equation
8,447,510,952.91 : 12,671,750,663.57 = 2,236,514,846.23 : x - Step 2: Convert to fraction form
8,447,510,952.91/12,671,750,663.57 = 2,236,514,846.23/x - Step 3: Cross multiply
8,447,510,952.91x = 12,671,750,663.57 × 2,236,514,846.23 - Step 4: Simplify right side
8,447,510,952.91x = 28,340,558,486,799,159,296 - Step 5: Solve for x
x = 28,340,558,486,799,159,296/8,447,510,952.91 - Step 6: Final answer
x = 3,354,900,472.43
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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.