Finding the Fourth Proportional to 133,415,697.55, 184,103,610.18 and 81,198,962.10
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Solution
The fourth proportional to 133,415,697.55, 184,103,610.18 and 81,198,962.10 is: 112,048,449.62
Step by Step Solution
- Step 1: Write the proportion equation
133,415,697.55 : 184,103,610.18 = 81,198,962.10 : x - Step 2: Convert to fraction form
133,415,697.55/184,103,610.18 = 81,198,962.10/x - Step 3: Cross multiply
133,415,697.55x = 184,103,610.18 × 81,198,962.10 - Step 4: Simplify right side
133,415,697.55x = 14,949,022,064,940,892 - Step 5: Solve for x
x = 14,949,022,064,940,892/133,415,697.55 - Step 6: Final answer
x = 112,048,449.62
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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.