Finding the Fourth Proportional to 3,533,834,615.36, 4,881,349,540.48 and 2,640,208,219.52
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Solution
The fourth proportional to 3,533,834,615.36, 4,881,349,540.48 and 2,640,208,219.52 is: 3,646,967,269.81
Step by Step Solution
- Step 1: Write the proportion equation
3,533,834,615.36 : 4,881,349,540.48 = 2,640,208,219.52 : x - Step 2: Convert to fraction form
3,533,834,615.36/4,881,349,540.48 = 2,640,208,219.52/x - Step 3: Cross multiply
3,533,834,615.36x = 4,881,349,540.48 × 2,640,208,219.52 - Step 4: Simplify right side
3,533,834,615.36x = 12,887,779,179,125,469,184 - Step 5: Solve for x
x = 12,887,779,179,125,469,184/3,533,834,615.36 - Step 6: Final answer
x = 3,646,967,269.81
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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.