Finding the Fourth Proportional to 4,690,420,114.36, 6,472,756,234.32 and 2,547,007,627.84
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Solution
The fourth proportional to 4,690,420,114.36, 6,472,756,234.32 and 2,547,007,627.84 is: 3,514,857,752.61
Step by Step Solution
- Step 1: Write the proportion equation
4,690,420,114.36 : 6,472,756,234.32 = 2,547,007,627.84 : x - Step 2: Convert to fraction form
4,690,420,114.36/6,472,756,234.32 = 2,547,007,627.84/x - Step 3: Cross multiply
4,690,420,114.36x = 6,472,756,234.32 × 2,547,007,627.84 - Step 4: Simplify right side
4,690,420,114.36x = 16,486,159,501,961,955,328 - Step 5: Solve for x
x = 16,486,159,501,961,955,328/4,690,420,114.36 - Step 6: Final answer
x = 3,514,857,752.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.