Finding the Fourth Proportional to 286,438,919.22, 395,355,325.41 and 175,023,580.14
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Solution
The fourth proportional to 286,438,919.22, 395,355,325.41 and 175,023,580.14 is: 241,575,078.80
Step by Step Solution
- Step 1: Write the proportion equation
286,438,919.22 : 395,355,325.41 = 175,023,580.14 : x - Step 2: Convert to fraction form
286,438,919.22/395,355,325.41 = 175,023,580.14/x - Step 3: Cross multiply
286,438,919.22x = 395,355,325.41 × 175,023,580.14 - Step 4: Simplify right side
286,438,919.22x = 69,196,504,480,672,912 - Step 5: Solve for x
x = 69,196,504,480,672,912/286,438,919.22 - Step 6: Final answer
x = 241,575,078.80
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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.