Finding the Fourth Proportional to 1,746,176,235.60, 2,619,264,353.40 and 872,912,384.40
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Solution
The fourth proportional to 1,746,176,235.60, 2,619,264,353.40 and 872,912,384.40 is: 1,309,368,576.60
Step by Step Solution
- Step 1: Write the proportion equation
1,746,176,235.60 : 2,619,264,353.40 = 872,912,384.40 : x - Step 2: Convert to fraction form
1,746,176,235.60/2,619,264,353.40 = 872,912,384.40/x - Step 3: Cross multiply
1,746,176,235.60x = 2,619,264,353.40 × 872,912,384.40 - Step 4: Simplify right side
1,746,176,235.60x = 2,286,388,292,100,318,208 - Step 5: Solve for x
x = 2,286,388,292,100,318,208/1,746,176,235.60 - Step 6: Final answer
x = 1,309,368,576.60
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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.