Finding the Fourth Proportional to 6,335,633,201.56, 9,503,812,977.99 and 1,677,386,121.55
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Solution
The fourth proportional to 6,335,633,201.56, 9,503,812,977.99 and 1,677,386,121.55 is: 2,516,175,334.64
Step by Step Solution
- Step 1: Write the proportion equation
6,335,633,201.56 : 9,503,812,977.99 = 1,677,386,121.55 : x - Step 2: Convert to fraction form
6,335,633,201.56/9,503,812,977.99 = 1,677,386,121.55/x - Step 3: Cross multiply
6,335,633,201.56x = 9,503,812,977.99 × 1,677,386,121.55 - Step 4: Simplify right side
6,335,633,201.56x = 15,941,563,991,056,732,160 - Step 5: Solve for x
x = 15,941,563,991,056,732,160/6,335,633,201.56 - Step 6: Final answer
x = 2,516,175,334.64
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1.5x scale
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.