Finding the Fourth Proportional to 2,842,239,317.76, 3,921,089,212.80 and 1,902,744,650.16
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Solution
The fourth proportional to 2,842,239,317.76, 3,921,089,212.80 and 1,902,744,650.16 is: 2,624,983,573.99
Step by Step Solution
- Step 1: Write the proportion equation
2,842,239,317.76 : 3,921,089,212.80 = 1,902,744,650.16 : x - Step 2: Convert to fraction form
2,842,239,317.76/3,921,089,212.80 = 1,902,744,650.16/x - Step 3: Cross multiply
2,842,239,317.76x = 3,921,089,212.80 × 1,902,744,650.16 - Step 4: Simplify right side
2,842,239,317.76x = 7,460,831,522,455,286,784 - Step 5: Solve for x
x = 7,460,831,522,455,286,784/2,842,239,317.76 - Step 6: Final answer
x = 2,624,983,573.99
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1.5x scale
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.