Finding the Fourth Proportional to 194,323,000.66, 291,535,602.99 and 69,838,202.50
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Solution
The fourth proportional to 194,323,000.66, 291,535,602.99 and 69,838,202.50 is: 104,775,669.42
Step by Step Solution
- Step 1: Write the proportion equation
194,323,000.66 : 291,535,602.99 = 69,838,202.50 : x - Step 2: Convert to fraction form
194,323,000.66/291,535,602.99 = 69,838,202.50/x - Step 3: Cross multiply
194,323,000.66x = 291,535,602.99 × 69,838,202.50 - Step 4: Simplify right side
194,323,000.66x = 20,360,322,477,575,228 - Step 5: Solve for x
x = 20,360,322,477,575,228/194,323,000.66 - Step 6: Final answer
x = 104,775,669.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.