Finding the Fourth Proportional to 166,404,462.11, 249,121,004.18 and 97,104,905.63
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Solution
The fourth proportional to 166,404,462.11, 249,121,004.18 and 97,104,905.63 is: 145,373,935.86
Step by Step Solution
- Step 1: Write the proportion equation
166,404,462.11 : 249,121,004.18 = 97,104,905.63 : x - Step 2: Convert to fraction form
166,404,462.11/249,121,004.18 = 97,104,905.63/x - Step 3: Cross multiply
166,404,462.11x = 249,121,004.18 × 97,104,905.63 - Step 4: Simplify right side
166,404,462.11x = 24,190,871,600,104,132 - Step 5: Solve for x
x = 24,190,871,600,104,132/166,404,462.11 - Step 6: Final answer
x = 145,373,935.86
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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.