Finding the Fourth Proportional to 267,027,806.60, 368,493,495.80 and 147,949,964.50
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Solution
The fourth proportional to 267,027,806.60, 368,493,495.80 and 147,949,964.50 is: 204,168,248.68
Step by Step Solution
- Step 1: Write the proportion equation
267,027,806.60 : 368,493,495.80 = 147,949,964.50 : x - Step 2: Convert to fraction form
267,027,806.60/368,493,495.80 = 147,949,964.50/x - Step 3: Cross multiply
267,027,806.60x = 368,493,495.80 × 147,949,964.50 - Step 4: Simplify right side
267,027,806.60x = 54,518,599,622,090,904 - Step 5: Solve for x
x = 54,518,599,622,090,904/267,027,806.60 - Step 6: Final answer
x = 204,168,248.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.