Finding the Fourth Proportional to 2,638,110,017.07, 3,957,292,295.03 and 867,441,534.60
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Solution
The fourth proportional to 2,638,110,017.07, 3,957,292,295.03 and 867,441,534.60 is: 1,301,204,149.58
Step by Step Solution
- Step 1: Write the proportion equation
2,638,110,017.07 : 3,957,292,295.03 = 867,441,534.60 : x - Step 2: Convert to fraction form
2,638,110,017.07/3,957,292,295.03 = 867,441,534.60/x - Step 3: Cross multiply
2,638,110,017.07x = 3,957,292,295.03 × 867,441,534.60 - Step 4: Simplify right side
2,638,110,017.07x = 3,432,719,701,256,474,112 - Step 5: Solve for x
x = 3,432,719,701,256,474,112/2,638,110,017.07 - Step 6: Final answer
x = 1,301,204,149.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.