Finding the Fourth Proportional to 2,117,772,657.08, 3,172,977,592.96 and 1,486,165,159.16
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Solution
The fourth proportional to 2,117,772,657.08, 3,172,977,592.96 and 1,486,165,159.16 is: 2,226,664,289.81
Step by Step Solution
- Step 1: Write the proportion equation
2,117,772,657.08 : 3,172,977,592.96 = 1,486,165,159.16 : x - Step 2: Convert to fraction form
2,117,772,657.08/3,172,977,592.96 = 1,486,165,159.16/x - Step 3: Cross multiply
2,117,772,657.08x = 3,172,977,592.96 × 1,486,165,159.16 - Step 4: Simplify right side
2,117,772,657.08x = 4,715,568,749,452,512,256 - Step 5: Solve for x
x = 4,715,568,749,452,512,256/2,117,772,657.08 - Step 6: Final answer
x = 2,226,664,289.81
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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.