Finding the Fourth Proportional to 1,617,283,477.60, 2,419,542,276.47 and 1,224,940,518.16
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Solution
The fourth proportional to 1,617,283,477.60, 2,419,542,276.47 and 1,224,940,518.16 is: 1,832,576,299.02
Step by Step Solution
- Step 1: Write the proportion equation
1,617,283,477.60 : 2,419,542,276.47 = 1,224,940,518.16 : x - Step 2: Convert to fraction form
1,617,283,477.60/2,419,542,276.47 = 1,224,940,518.16/x - Step 3: Cross multiply
1,617,283,477.60x = 2,419,542,276.47 × 1,224,940,518.16 - Step 4: Simplify right side
1,617,283,477.60x = 2,963,795,369,841,669,120 - Step 5: Solve for x
x = 2,963,795,369,841,669,120/1,617,283,477.60 - Step 6: Final answer
x = 1,832,576,299.02
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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.