Finding the Fourth Proportional to 3,714,934,442.34, 5,126,454,804.30 and 2,021,395,737.90
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Solution
The fourth proportional to 3,714,934,442.34, 5,126,454,804.30 and 2,021,395,737.90 is: 2,789,441,927.65
Step by Step Solution
- Step 1: Write the proportion equation
3,714,934,442.34 : 5,126,454,804.30 = 2,021,395,737.90 : x - Step 2: Convert to fraction form
3,714,934,442.34/5,126,454,804.30 = 2,021,395,737.90/x - Step 3: Cross multiply
3,714,934,442.34x = 5,126,454,804.30 × 2,021,395,737.90 - Step 4: Simplify right side
3,714,934,442.34x = 10,362,593,891,948,998,656 - Step 5: Solve for x
x = 10,362,593,891,948,998,656/3,714,934,442.34 - Step 6: Final answer
x = 2,789,441,927.65
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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.