Finding the Fourth Proportional to 2,457,395,688.75, 3,685,689,969.66 and 1,058,003,213.04
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Solution
The fourth proportional to 2,457,395,688.75, 3,685,689,969.66 and 1,058,003,213.04 is: 1,586,831,069.99
Step by Step Solution
- Step 1: Write the proportion equation
2,457,395,688.75 : 3,685,689,969.66 = 1,058,003,213.04 : x - Step 2: Convert to fraction form
2,457,395,688.75/3,685,689,969.66 = 1,058,003,213.04/x - Step 3: Cross multiply
2,457,395,688.75x = 3,685,689,969.66 × 1,058,003,213.04 - Step 4: Simplify right side
2,457,395,688.75x = 3,899,471,830,169,580,032 - Step 5: Solve for x
x = 3,899,471,830,169,580,032/2,457,395,688.75 - Step 6: Final answer
x = 1,586,831,069.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.