Finding the Fourth Proportional to 1,197,677,426.94, 1,797,159,293.46 and 498,652,128.18
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Solution
The fourth proportional to 1,197,677,426.94, 1,797,159,293.46 and 498,652,128.18 is: 748,245,968.58
Step by Step Solution
- Step 1: Write the proportion equation
1,197,677,426.94 : 1,797,159,293.46 = 498,652,128.18 : x - Step 2: Convert to fraction form
1,197,677,426.94/1,797,159,293.46 = 498,652,128.18/x - Step 3: Cross multiply
1,197,677,426.94x = 1,797,159,293.46 × 498,652,128.18 - Step 4: Simplify right side
1,197,677,426.94x = 896,157,306,362,294,144 - Step 5: Solve for x
x = 896,157,306,362,294,144/1,197,677,426.94 - Step 6: Final answer
x = 748,245,968.58
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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.