Finding the Fourth Proportional to 2,516,397,363.64, 3,775,516,466.58 and 1,170,949,217.30
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Solution
The fourth proportional to 2,516,397,363.64, 3,775,516,466.58 and 1,170,949,217.30 is: 1,756,852,123.33
Step by Step Solution
- Step 1: Write the proportion equation
2,516,397,363.64 : 3,775,516,466.58 = 1,170,949,217.30 : x - Step 2: Convert to fraction form
2,516,397,363.64/3,775,516,466.58 = 1,170,949,217.30/x - Step 3: Cross multiply
2,516,397,363.64x = 3,775,516,466.58 × 1,170,949,217.30 - Step 4: Simplify right side
2,516,397,363.64x = 4,420,938,051,445,112,320 - Step 5: Solve for x
x = 4,420,938,051,445,112,320/2,516,397,363.64 - Step 6: Final answer
x = 1,756,852,123.33
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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.