Finding the Fourth Proportional to 4,843,084,879.20, 6,683,457,072.12 and 2,615,416,870.68
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Solution
The fourth proportional to 4,843,084,879.20, 6,683,457,072.12 and 2,615,416,870.68 is: 3,609,275,248.50
Step by Step Solution
- Step 1: Write the proportion equation
4,843,084,879.20 : 6,683,457,072.12 = 2,615,416,870.68 : x - Step 2: Convert to fraction form
4,843,084,879.20/6,683,457,072.12 = 2,615,416,870.68/x - Step 3: Cross multiply
4,843,084,879.20x = 6,683,457,072.12 × 2,615,416,870.68 - Step 4: Simplify right side
4,843,084,879.20x = 17,480,026,380,888,203,264 - Step 5: Solve for x
x = 17,480,026,380,888,203,264/4,843,084,879.20 - Step 6: Final answer
x = 3,609,275,248.50
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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.