Finding the Fourth Proportional to 3,194,985,507.59, 4,409,517,999.11 and 1,838,591,534.24
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Solution
The fourth proportional to 3,194,985,507.59, 4,409,517,999.11 and 1,838,591,534.24 is: 2,537,508,368.66
Step by Step Solution
- Step 1: Write the proportion equation
3,194,985,507.59 : 4,409,517,999.11 = 1,838,591,534.24 : x - Step 2: Convert to fraction form
3,194,985,507.59/4,409,517,999.11 = 1,838,591,534.24/x - Step 3: Cross multiply
3,194,985,507.59x = 4,409,517,999.11 × 1,838,591,534.24 - Step 4: Simplify right side
3,194,985,507.59x = 8,107,302,463,242,549,248 - Step 5: Solve for x
x = 8,107,302,463,242,549,248/3,194,985,507.59 - Step 6: Final answer
x = 2,537,508,368.66
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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.