Finding the Fourth Proportional to 2,438,068,441.98, 3,364,477,221.96 and 1,434,551,008.26
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Solution
The fourth proportional to 2,438,068,441.98, 3,364,477,221.96 and 1,434,551,008.26 is: 1,979,646,718.66
Step by Step Solution
- Step 1: Write the proportion equation
2,438,068,441.98 : 3,364,477,221.96 = 1,434,551,008.26 : x - Step 2: Convert to fraction form
2,438,068,441.98/3,364,477,221.96 = 1,434,551,008.26/x - Step 3: Cross multiply
2,438,068,441.98x = 3,364,477,221.96 × 1,434,551,008.26 - Step 4: Simplify right side
2,438,068,441.98x = 4,826,514,191,030,521,856 - Step 5: Solve for x
x = 4,826,514,191,030,521,856/2,438,068,441.98 - Step 6: Final answer
x = 1,979,646,718.66
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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.