Finding the Fourth Proportional to 432,846,240.10, 649,675,267.35 and 228,520,953.70
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Solution
The fourth proportional to 432,846,240.10, 649,675,267.35 and 228,520,953.70 is: 342,995,729.05
Step by Step Solution
- Step 1: Write the proportion equation
432,846,240.10 : 649,675,267.35 = 228,520,953.70 : x - Step 2: Convert to fraction form
432,846,240.10/649,675,267.35 = 228,520,953.70/x - Step 3: Cross multiply
432,846,240.10x = 649,675,267.35 × 228,520,953.70 - Step 4: Simplify right side
432,846,240.10x = 148,464,411,690,124,480 - Step 5: Solve for x
x = 148,464,411,690,124,480/432,846,240.10 - Step 6: Final answer
x = 342,995,729.05
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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.