Finding the Fourth Proportional to 133,911,377.81, 184,796,958.68 and 75,174,027.40
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Solution
The fourth proportional to 133,911,377.81, 184,796,958.68 and 75,174,027.40 is: 103,739,740.88
Step by Step Solution
- Step 1: Write the proportion equation
133,911,377.81 : 184,796,958.68 = 75,174,027.40 : x - Step 2: Convert to fraction form
133,911,377.81/184,796,958.68 = 75,174,027.40/x - Step 3: Cross multiply
133,911,377.81x = 184,796,958.68 × 75,174,027.40 - Step 4: Simplify right side
133,911,377.81x = 13,891,931,635,246,990 - Step 5: Solve for x
x = 13,891,931,635,246,990/133,911,377.81 - Step 6: Final answer
x = 103,739,740.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.