Finding the Fourth Proportional to 4,612,158,669.48, 6,364,785,101.78 and 2,497,618,260.54
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Solution
The fourth proportional to 4,612,158,669.48, 6,364,785,101.78 and 2,497,618,260.54 is: 3,446,716,523.40
Step by Step Solution
- Step 1: Write the proportion equation
4,612,158,669.48 : 6,364,785,101.78 = 2,497,618,260.54 : x - Step 2: Convert to fraction form
4,612,158,669.48/6,364,785,101.78 = 2,497,618,260.54/x - Step 3: Cross multiply
4,612,158,669.48x = 6,364,785,101.78 × 2,497,618,260.54 - Step 4: Simplify right side
4,612,158,669.48x = 15,896,803,494,618,669,056 - Step 5: Solve for x
x = 15,896,803,494,618,669,056/4,612,158,669.48 - Step 6: Final answer
x = 3,446,716,523.40
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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.