Finding the Fourth Proportional to 167,438,647.44, 231,013,401.84 and 97,773,774.48
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Solution
The fourth proportional to 167,438,647.44, 231,013,401.84 and 97,773,774.48 is: 134,897,483.94
Step by Step Solution
- Step 1: Write the proportion equation
167,438,647.44 : 231,013,401.84 = 97,773,774.48 : x - Step 2: Convert to fraction form
167,438,647.44/231,013,401.84 = 97,773,774.48/x - Step 3: Cross multiply
167,438,647.44x = 231,013,401.84 × 97,773,774.48 - Step 4: Simplify right side
167,438,647.44x = 22,587,052,253,361,780 - Step 5: Solve for x
x = 22,587,052,253,361,780/167,438,647.44 - Step 6: Final answer
x = 134,897,483.94
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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.