Finding the Fourth Proportional to 3,933,056,283.13, 5,427,623,507.39 and 2,239,512,308.02
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Solution
The fourth proportional to 3,933,056,283.13, 5,427,623,507.39 and 2,239,512,308.02 is: 3,090,530,308.51
Step by Step Solution
- Step 1: Write the proportion equation
3,933,056,283.13 : 5,427,623,507.39 = 2,239,512,308.02 : x - Step 2: Convert to fraction form
3,933,056,283.13/5,427,623,507.39 = 2,239,512,308.02/x - Step 3: Cross multiply
3,933,056,283.13x = 5,427,623,507.39 × 2,239,512,308.02 - Step 4: Simplify right side
3,933,056,283.13x = 12,155,229,648,098,586,624 - Step 5: Solve for x
x = 12,155,229,648,098,586,624/3,933,056,283.13 - Step 6: Final answer
x = 3,090,530,308.51
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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.