Finding the Fourth Proportional to 213,050,402.90, 294,212,610.16 and 201,443,564.68
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Solution
The fourth proportional to 213,050,402.90, 294,212,610.16 and 201,443,564.68 is: 278,184,111.17
Step by Step Solution
- Step 1: Write the proportion equation
213,050,402.90 : 294,212,610.16 = 201,443,564.68 : x - Step 2: Convert to fraction form
213,050,402.90/294,212,610.16 = 201,443,564.68/x - Step 3: Cross multiply
213,050,402.90x = 294,212,610.16 × 201,443,564.68 - Step 4: Simplify right side
213,050,402.90x = 59,267,236,964,437,592 - Step 5: Solve for x
x = 59,267,236,964,437,592/213,050,402.90 - Step 6: Final answer
x = 278,184,111.17
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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.