Finding the Fourth Proportional to 3,230,280,454.14, 4,843,480,164.21 and 1,262,790,207.90
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Solution
The fourth proportional to 3,230,280,454.14, 4,843,480,164.21 and 1,262,790,207.90 is: 1,893,426,719.55
Step by Step Solution
- Step 1: Write the proportion equation
3,230,280,454.14 : 4,843,480,164.21 = 1,262,790,207.90 : x - Step 2: Convert to fraction form
3,230,280,454.14/4,843,480,164.21 = 1,262,790,207.90/x - Step 3: Cross multiply
3,230,280,454.14x = 4,843,480,164.21 × 1,262,790,207.90 - Step 4: Simplify right side
3,230,280,454.14x = 6,116,299,323,522,272,256 - Step 5: Solve for x
x = 6,116,299,323,522,272,256/3,230,280,454.14 - Step 6: Final answer
x = 1,893,426,719.55
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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.