Finding the Fourth Proportional to 133,811,873.76, 184,671,516.16 and 74,278,773.44
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Solution
The fourth proportional to 133,811,873.76, 184,671,516.16 and 74,278,773.44 is: 102,510,885.80
Step by Step Solution
- Step 1: Write the proportion equation
133,811,873.76 : 184,671,516.16 = 74,278,773.44 : x - Step 2: Convert to fraction form
133,811,873.76/184,671,516.16 = 74,278,773.44/x - Step 3: Cross multiply
133,811,873.76x = 184,671,516.16 × 74,278,773.44 - Step 4: Simplify right side
133,811,873.76x = 13,717,173,709,669,938 - Step 5: Solve for x
x = 13,717,173,709,669,938/133,811,873.76 - Step 6: Final answer
x = 102,510,885.80
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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.