Finding the Fourth Proportional to 474,938,089,402.66, 655,414,985,704.43 and 258,164,283,944.62
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Solution
The fourth proportional to 474,938,089,402.66, 655,414,985,704.43 and 258,164,283,944.62 is: 356,266,941,410.76
Step by Step Solution
- Step 1: Write the proportion equation
474,938,089,402.66 : 655,414,985,704.43 = 258,164,283,944.62 : x - Step 2: Convert to fraction form
474,938,089,402.66/655,414,985,704.43 = 258,164,283,944.62/x - Step 3: Cross multiply
474,938,089,402.66x = 655,414,985,704.43 × 258,164,283,944.62 - Step 4: Simplify right side
474,938,089,402.66x = 169,204,740,470,957,540,376,576 - Step 5: Solve for x
x = 169,204,740,470,957,540,376,576/474,938,089,402.66 - Step 6: Final answer
x = 356,266,941,410.76
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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.