Finding the Fourth Proportional to 2,871,543,352.80, 4,307,315,029.20 and 2,458,294,831.20
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Solution
The fourth proportional to 2,871,543,352.80, 4,307,315,029.20 and 2,458,294,831.20 is: 3,687,442,246.80
Step by Step Solution
- Step 1: Write the proportion equation
2,871,543,352.80 : 4,307,315,029.20 = 2,458,294,831.20 : x - Step 2: Convert to fraction form
2,871,543,352.80/4,307,315,029.20 = 2,458,294,831.20/x - Step 3: Cross multiply
2,871,543,352.80x = 4,307,315,029.20 × 2,458,294,831.20 - Step 4: Simplify right side
2,871,543,352.80x = 10,588,650,272,632,436,736 - Step 5: Solve for x
x = 10,588,650,272,632,436,736/2,871,543,352.80 - Step 6: Final answer
x = 3,687,442,246.80
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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.