Finding the Fourth Proportional to 4,693,792,874.08, 6,470,961,739.36 and 3,744,395,949.76
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Solution
The fourth proportional to 4,693,792,874.08, 6,470,961,739.36 and 3,744,395,949.76 is: 5,162,103,138.75
Step by Step Solution
- Step 1: Write the proportion equation
4,693,792,874.08 : 6,470,961,739.36 = 3,744,395,949.76 : x - Step 2: Convert to fraction form
4,693,792,874.08/6,470,961,739.36 = 3,744,395,949.76/x - Step 3: Cross multiply
4,693,792,874.08x = 6,470,961,739.36 × 3,744,395,949.76 - Step 4: Simplify right side
4,693,792,874.08x = 24,229,842,927,911,510,016 - Step 5: Solve for x
x = 24,229,842,927,911,510,016/4,693,792,874.08 - Step 6: Final answer
x = 5,162,103,138.75
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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.