Finding the Fourth Proportional to 9,212,188,209,089.50, 12,713,219,346,720 and 5,101,514,564,839
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Solution
The fourth proportional to 9,212,188,209,089.50, 12,713,219,346,720 and 5,101,514,564,839 is: 7,040,311,399,553.49
Step by Step Solution
- Step 1: Write the proportion equation
9,212,188,209,089.50 : 12,713,219,346,720 = 5,101,514,564,839 : x - Step 2: Convert to fraction form
9,212,188,209,089.50/12,713,219,346,720 = 5,101,514,564,839/x - Step 3: Cross multiply
9,212,188,209,089.50x = 12,713,219,346,720 × 5,101,514,564,839 - Step 4: Simplify right side
9,212,188,209,089.50x = 64,856,673,663,285,037,870,612,480 - Step 5: Solve for x
x = 64,856,673,663,285,037,870,612,480/9,212,188,209,089.50 - Step 6: Final answer
x = 7,040,311,399,553.49
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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.