Finding the Fourth Proportional to 1,817,154,134.40, 2,725,731,201.60 and 1,301,176,099.20
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Solution
The fourth proportional to 1,817,154,134.40, 2,725,731,201.60 and 1,301,176,099.20 is: 1,951,764,148.80
Step by Step Solution
- Step 1: Write the proportion equation
1,817,154,134.40 : 2,725,731,201.60 = 1,301,176,099.20 : x - Step 2: Convert to fraction form
1,817,154,134.40/2,725,731,201.60 = 1,301,176,099.20/x - Step 3: Cross multiply
1,817,154,134.40x = 2,725,731,201.60 × 1,301,176,099.20 - Step 4: Simplify right side
1,817,154,134.40x = 3,546,656,292,365,616,640 - Step 5: Solve for x
x = 3,546,656,292,365,616,640/1,817,154,134.40 - Step 6: Final answer
x = 1,951,764,148.80
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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.