Finding the Fourth Proportional to 1,095,378,586.16, 1,639,140,352.80 and 948,331,945.44
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Solution
The fourth proportional to 1,095,378,586.16, 1,639,140,352.80 and 948,331,945.44 is: 1,419,097,633.70
Step by Step Solution
- Step 1: Write the proportion equation
1,095,378,586.16 : 1,639,140,352.80 = 948,331,945.44 : x - Step 2: Convert to fraction form
1,095,378,586.16/1,639,140,352.80 = 948,331,945.44/x - Step 3: Cross multiply
1,095,378,586.16x = 1,639,140,352.80 × 948,331,945.44 - Step 4: Simplify right side
1,095,378,586.16x = 1,554,449,159,620,032,000 - Step 5: Solve for x
x = 1,554,449,159,620,032,000/1,095,378,586.16 - Step 6: Final answer
x = 1,419,097,633.70
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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.