Finding the Fourth Proportional to 197,388,598.68, 296,128,311.48 and 66,248,273.52
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Solution
The fourth proportional to 197,388,598.68, 296,128,311.48 and 66,248,273.52 is: 99,387,652.11
Step by Step Solution
- Step 1: Write the proportion equation
197,388,598.68 : 296,128,311.48 = 66,248,273.52 : x - Step 2: Convert to fraction form
197,388,598.68/296,128,311.48 = 66,248,273.52/x - Step 3: Cross multiply
197,388,598.68x = 296,128,311.48 × 66,248,273.52 - Step 4: Simplify right side
197,388,598.68x = 19,617,989,375,942,800 - Step 5: Solve for x
x = 19,617,989,375,942,800/197,388,598.68 - Step 6: Final answer
x = 99,387,652.11
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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.