Finding the Fourth Proportional to 4,638,867,905.44, 6,401,638,756.56 and 2,552,784,833.44
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Solution
The fourth proportional to 4,638,867,905.44, 6,401,638,756.56 and 2,552,784,833.44 is: 3,522,843,646.34
Step by Step Solution
- Step 1: Write the proportion equation
4,638,867,905.44 : 6,401,638,756.56 = 2,552,784,833.44 : x - Step 2: Convert to fraction form
4,638,867,905.44/6,401,638,756.56 = 2,552,784,833.44/x - Step 3: Cross multiply
4,638,867,905.44x = 6,401,638,756.56 × 2,552,784,833.44 - Step 4: Simplify right side
4,638,867,905.44x = 16,342,006,326,908,069,888 - Step 5: Solve for x
x = 16,342,006,326,908,069,888/4,638,867,905.44 - Step 6: Final answer
x = 3,522,843,646.34
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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.