Finding the Fourth Proportional to 134,286,114.54, 201,417,632.64 and 81,750,149.55
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Solution
The fourth proportional to 134,286,114.54, 201,417,632.64 and 81,750,149.55 is: 122,618,199.56
Step by Step Solution
- Step 1: Write the proportion equation
134,286,114.54 : 201,417,632.64 = 81,750,149.55 : x - Step 2: Convert to fraction form
134,286,114.54/201,417,632.64 = 81,750,149.55/x - Step 3: Cross multiply
134,286,114.54x = 201,417,632.64 × 81,750,149.55 - Step 4: Simplify right side
134,286,114.54x = 16,465,921,590,326,960 - Step 5: Solve for x
x = 16,465,921,590,326,960/134,286,114.54 - Step 6: Final answer
x = 122,618,199.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.