Finding the Fourth Proportional to 305,719,074.84, 458,565,802.79 and 98,452,897.68
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Solution
The fourth proportional to 305,719,074.84, 458,565,802.79 and 98,452,897.68 is: 147,675,221.39
Step by Step Solution
- Step 1: Write the proportion equation
305,719,074.84 : 458,565,802.79 = 98,452,897.68 : x - Step 2: Convert to fraction form
305,719,074.84/458,565,802.79 = 98,452,897.68/x - Step 3: Cross multiply
305,719,074.84x = 458,565,802.79 × 98,452,897.68 - Step 4: Simplify right side
305,719,074.84x = 45,147,132,061,138,672 - Step 5: Solve for x
x = 45,147,132,061,138,672/305,719,074.84 - Step 6: Final answer
x = 147,675,221.39
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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.