Finding the Fourth Proportional to 4,948,412,339.81, 6,828,836,025.41 and 2,913,951,954.53
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Solution
The fourth proportional to 4,948,412,339.81, 6,828,836,025.41 and 2,913,951,954.53 is: 4,021,269,594.55
Step by Step Solution
- Step 1: Write the proportion equation
4,948,412,339.81 : 6,828,836,025.41 = 2,913,951,954.53 : x - Step 2: Convert to fraction form
4,948,412,339.81/6,828,836,025.41 = 2,913,951,954.53/x - Step 3: Cross multiply
4,948,412,339.81x = 6,828,836,025.41 × 2,913,951,954.53 - Step 4: Simplify right side
4,948,412,339.81x = 19,898,900,083,393,777,664 - Step 5: Solve for x
x = 19,898,900,083,393,777,664/4,948,412,339.81 - Step 6: Final answer
x = 4,021,269,594.55
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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.