Finding the Fourth Proportional to 4,638,867,903.44, 6,401,638,753.80 and 2,552,784,831.44
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Solution
The fourth proportional to 4,638,867,903.44, 6,401,638,753.80 and 2,552,784,831.44 is: 3,522,843,643.58
Step by Step Solution
- Step 1: Write the proportion equation
4,638,867,903.44 : 6,401,638,753.80 = 2,552,784,831.44 : x - Step 2: Convert to fraction form
4,638,867,903.44/6,401,638,753.80 = 2,552,784,831.44/x - Step 3: Cross multiply
4,638,867,903.44x = 6,401,638,753.80 × 2,552,784,831.44 - Step 4: Simplify right side
4,638,867,903.44x = 16,342,006,307,059,105,792 - Step 5: Solve for x
x = 16,342,006,307,059,105,792/4,638,867,903.44 - Step 6: Final answer
x = 3,522,843,643.58
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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.