Finding the Fourth Proportional to 331,899,494.68, 458,009,298.48 and 183,217,424.62
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Solution
The fourth proportional to 331,899,494.68, 458,009,298.48 and 183,217,424.62 is: 252,833,419.35
Step by Step Solution
- Step 1: Write the proportion equation
331,899,494.68 : 458,009,298.48 = 183,217,424.62 : x - Step 2: Convert to fraction form
331,899,494.68/458,009,298.48 = 183,217,424.62/x - Step 3: Cross multiply
331,899,494.68x = 458,009,298.48 × 183,217,424.62 - Step 4: Simplify right side
331,899,494.68x = 83,915,284,119,518,480 - Step 5: Solve for x
x = 83,915,284,119,518,480/331,899,494.68 - Step 6: Final answer
x = 252,833,419.35
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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.