Finding the Fourth Proportional to 996,991,820.92, 1,375,852,924.52 and 544,879,018.99
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Solution
The fourth proportional to 996,991,820.92, 1,375,852,924.52 and 544,879,018.99 is: 751,935,347.97
Step by Step Solution
- Step 1: Write the proportion equation
996,991,820.92 : 1,375,852,924.52 = 544,879,018.99 : x - Step 2: Convert to fraction form
996,991,820.92/1,375,852,924.52 = 544,879,018.99/x - Step 3: Cross multiply
996,991,820.92x = 1,375,852,924.52 × 544,879,018.99 - Step 4: Simplify right side
996,991,820.92x = 749,673,391,786,980,096 - Step 5: Solve for x
x = 749,673,391,786,980,096/996,991,820.92 - Step 6: Final answer
x = 751,935,347.97
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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.