Finding the Fourth Proportional to 4,612,158,664.48, 6,364,785,094.88 and 2,497,618,255.54
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Solution
The fourth proportional to 4,612,158,664.48, 6,364,785,094.88 and 2,497,618,255.54 is: 3,446,716,516.50
Step by Step Solution
- Step 1: Write the proportion equation
4,612,158,664.48 : 6,364,785,094.88 = 2,497,618,255.54 : x - Step 2: Convert to fraction form
4,612,158,664.48/6,364,785,094.88 = 2,497,618,255.54/x - Step 3: Cross multiply
4,612,158,664.48x = 6,364,785,094.88 × 2,497,618,255.54 - Step 4: Simplify right side
4,612,158,664.48x = 15,896,803,445,561,178,112 - Step 5: Solve for x
x = 15,896,803,445,561,178,112/4,612,158,664.48 - Step 6: Final answer
x = 3,446,716,516.50
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1.5x scale
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.